{"title":"VHM RACING PRODUCTS","description":null,"products":[{"product_id":"compression-spring-holder-ktm-65sx-09-25-tc65-17-25","title":"Compression Spring \u0026 Holder Ktm 65sx `09-25, Tc65 `17-25 WHM Racing","description":"Key features ✔ Compatible with KTM 65SX (2009–2025), Husqvarna TC65 (2017–2025) and GasGas MC65 (2021–2025) ✔ Progressive spring for optimised exhaust valve opening ✔ Original replacement part for VHM valve regulator (DA31153) ✔ High-quality construction for reliable performance \n Product description The VHM 31258KIT001 kit includes a progressive compression spring and mounting bracket, designed specifically for the VHM exhaust valve regulator (DA31153). This component is essential for ensuring precise and responsive opening of the exhaust valve, improving engine performance. Compatible with KTM 65SX models from 2009 to 2025, Husqvarna TC65 models from 2017 to 2025 and GasGas MC65 models from 2021 to 2025, the kit ensures easy installation and long life, making it ideal for riders looking for reliability and optimal performance. \n Technical specifications - Product code: 31258KIT001 - Compatibility: KTM 65SX (2009–2025), Husqvarna TC65 (2017–2025), GasGas MC65 (2021–2025) - Use: Replacement for VHM valve regulator (DA31153) - Spring type: Progressive Key features ✔ Compatible with KTM 65SX (2009–2025), Husqvarna TC65 (2017–2025) and GasGas MC65 (2021–2025) ✔ Progressive spring for optimised exhaust valve opening ✔ Original replacement part for VHM valve regulator (DA31153) ✔ High-quality construction for reliable performance \n Product description The VHM 31258KIT001 kit includes a progressive compression spring and mounting bracket, designed specifically for the VHM exhaust valve regulator (DA31153). This component is essential for ensuring precise and responsive opening of the exhaust valve, improving engine performance. Compatible with KTM 65SX models from 2009 to 2025, Husqvarna TC65 models from 2017 to 2025 and GasGas MC65 models from 2021 to 2025, the kit ensures easy installation and long life, making it ideal for riders looking for reliability and optimal performance. \n Technical specifications - Product code: 31258KIT001 - Compatibility: KTM 65SX (2009–2025), Husqvarna TC65 (2017–2025), GasGas MC65 (2021–2025) - Use: Replacement for VHM valve regulator (DA31153) - Spring type: Progressive Key features ✔ Compatible with KTM 65SX (2009–2025), Husqvarna TC65 (2017–2025) and GasGas MC65 (2021–2025) ✔ Progressive spring for optimised exhaust valve opening ✔ Original replacement part for VHM valve regulator (DA31153) ✔ High-quality construction for reliable performance \n Product description The VHM 31258KIT001 kit includes a progressive compression spring and mounting bracket, designed specifically for the VHM exhaust valve regulator (DA31153). This component is essential for ensuring precise and responsive opening of the exhaust valve, improving engine performance. Compatible with KTM 65SX models from 2009 to 2025, Husqvarna TC65 models from 2017 to 2025 and GasGas MC65 models from 2021 to 2025, the kit ensures easy installation and long life, making it ideal for riders looking for reliability and optimal performance. \n Technical specifications - Product code: 31258KIT001 - Compatibility: KTM 65SX (2009–2025), Husqvarna TC65 (2017–2025), GasGas MC65 (2021–2025) - Use: Replacement for VHM valve regulator (DA31153) - Spring type: Progressive - Material: High-quality steel","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188002640218,"sku":"31258KIT001","price":27.94,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_bec8bda1-be32-4cac-afe6-87d8f651ee92_1000-1000.jpg?v=1779464036"},{"product_id":"compression-spring-powervalve-adjuster-ktm-65sx-09-25","title":"Compression Spring Powervalve Adjuster  Ktm 65sx `09-25 WHM Racing","description":"Key Features ✔ Compatible with KTM 65SX (2009–2025), Husqvarna TC65 (2017–2025), and GasGas MC65 (2021–2025) ✔ Genuine replacement for VHM powervalve adjuster (DA31153) ✔ Progressive spring for optimized exhaust valve opening ✔ High-quality construction for reliable performance \n Product Description The VHM 31258V001 compression spring is specifically designed for the VHM powervalve adjuster (DA31153). This progressive spring ensures precise and responsive exhaust valve operation, enhancing engine performance. Compatible with KTM 65SX models from 2009 to 2025, Husqvarna TC65 from 2017 to 2025, and GasGas MC65 from 2021 to 2025, the spring offers easy installation and long-lasting durability, making it ideal for riders seeking reliability and optimal performance. \n Technical Specifications - Product code: 31258V001 - Compatibility: KTM 65SX (2009–2025), Husqvarna TC65 (2017–2025), GasGas MC65 (2021–2025) - Application: Replacement for VHM powervalve adjuster (DA31153) - Spring type: Progressive - Material: High-quality steel","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188364300634,"sku":"31258V001","price":14.77,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_4f038e1e-b16b-4436-898b-0d5944ae8330_1000-1000.jpg?v=1779467679"},{"product_id":"vhm-cyl-head-husqvarna-cr125-98-13","title":"Vhm Cyl. Head Husqvarna Cr125 `98-13 WHM Racing","description":"Key Features ✔ Compatible with Husqvarna CR125 (1998–2013) and WR125 ✔ Interchangeable combustion chamber for performance customization ✔ Improved heat dissipation through optimized water ducts ✔ High-quality alloy construction with O-ring for reliable sealing \n Product Description The VHM AA33039 cylinder head is designed to enhance the performance of Husqvarna CR125 (1998–2013) and WR125 engines. Made from high-quality alloy, it features an interchangeable combustion chamber that allows riders to tailor engine characteristics to their specific needs. The optimized water ducts ensure better heat dissipation, reducing the risk of detonation and maintaining consistent performance throughout the race. The head comes with one O-ring for reliable sealing. Inserts must be ordered separately: AE32054-F (11.20cc, standard), AE32054-C (10.80cc), AE32054-E (11.00cc), AE32054-H (11.40cc), and AE32054-A (blind insert for custom machining). \n Technical Specifications - Product code: AA33039 - Compatibility: Husqvarna CR125 (1998–2013), WR125 - Material: High-quality alloy - Color: Gold anodized - Interchangeable combustion chamber - Includes: 1 cylinder head, 1 O-ring - Compatible inserts (sold separately):   - AE32054-F (11.20cc, standard)   - AE32054-C (10.80cc)   - AE32054-E (11.00cc)   - AE32054-H (11.40cc)   - AE32054-A (blind insert for custom machining)","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188569952602,"sku":"AA33039","price":276.7,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_fef7b928-c4d2-40fc-bed7-56445efddfe0_1000-1000.jpg?v=1779468797"},{"product_id":"vhm-cyl-head-yamaha-yz85-02-18","title":"Vhm Cyl. Head Yamaha Yz85 `02-18 WHM Racing","description":"Key Features ✔ Compatible with Yamaha YZ85 (2002–2018) and YZ80 (1999–2001) ✔ Interchangeable combustion chamber for performance customization ✔ Improved heat dissipation through optimized water ducts ✔ High-quality alloy construction with O-ring for reliable sealing \n Product Description The VHM AA33041 cylinder head is designed to enhance the performance of Yamaha YZ85 (2002–2018) and YZ80 (1999–2001) engines. Made from high-quality alloy, it features an interchangeable combustion chamber that allows riders to tailor engine characteristics to their specific needs. The optimized water ducts ensure better heat dissipation, reducing the risk of detonation and maintaining consistent performance throughout the race. The head comes with one O-ring for reliable sealing. Inserts must be ordered separately: AE32059-K (standard, 8.40cc), AE32059-H (8.20cc), AE32059-L (8.60cc), AE32059-A (blind insert for custom machining), and AE32059-X (custom insert made to customer specifications). \n Technical Specifications - Product code: AA33041 - Compatibility: Yamaha YZ85 (2002–2018), YZ80 (1999–2001) - Material: High-quality alloy - Color: Gold anodized - Interchangeable combustion chamber - Includes: 1 cylinder head, 1 O-ring - Compatible inserts (sold separately):   - AE32059-K (8.40cc, standard)   - AE32059-H (8.20cc)   - AE32059-L (8.60cc)   - AE32059-A (blind insert for custom machining)   - AE32059-X (custom insert made to customer specifications)","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188572311898,"sku":"AA33041","price":249.25,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_09d8d096-3d65-416b-afec-3a0a1732a0ea_1000-1000.jpg?v=1779468802"},{"product_id":"vhm-cyl-head-honda-nsr150","title":"Vhm Cyl. Head Honda Nsr150 WHM Racing","description":"Key Features ✔ Compatible with Honda NSR150 ✔ Interchangeable combustion chamber for performance customization ✔ Improved heat dissipation through optimized water ducts ✔ High-quality alloy construction with O-ring for reliable sealing \n Product Description The VHM AA33063 cylinder head is designed to enhance the performance of Honda NSR150 engines. Made from high-quality alloy, it features an interchangeable combustion chamber that allows riders to tailor engine characteristics to their specific needs. The optimized water ducts ensure better heat dissipation, reducing the risk of detonation and maintaining consistent performance throughout the race. The head comes with one O-ring for reliable sealing. Inserts must be ordered separately: AE32078-E (14.20cc, standard), AE32078-A (blind insert for custom machining). \n Technical Specifications - Product code: AA33063 - Compatibility: Honda NSR150 - Material: High-quality alloy - Color: Gold anodized - Interchangeable combustion chamber - Includes: 1 cylinder head, 1 O-ring - Compatible inserts (sold separately):   - AE32078-E (14.20cc, standard)   - AE32078-A (blind insert for custom machining)","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188572344666,"sku":"AA33063","price":272.3,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_39b1c3ea-d689-40e9-b9a5-42c9a919f3ac_1000-1000.jpg?v=1779468803"},{"product_id":"vhm-cyl-head-yamaha-yz125-05-21","title":"Vhm Cyl. Head Yamaha Yz125 `05-21 WHM Racing","description":"Key Features ✔ Compatible with Yamaha YZ125 (2005–2021), YZ144 (2005–2021), Fantic XX125 and XE125 (2021) ✔ Interchangeable combustion chamber for performance customization ✔ Improved heat dissipation through optimized water ducts ✔ High-quality alloy construction with O-ring for reliable sealing \n Product Description The VHM AA33077 cylinder head is designed to enhance the performance of Yamaha YZ125 (2005–2021) engines. Made from high-quality alloy, it features an interchangeable combustion chamber that allows riders to tailor engine characteristics to their specific needs. The optimized water ducts ensure better heat dissipation, reducing the risk of detonation and maintaining consistent performance throughout the race. The head comes with one O-ring for reliable sealing. Inserts must be ordered separately:    AE32100-E (11.20cc, standard for YZ125 \/ XX125)   AE32100-F (11.40cc, for XE125)   AE32100-C (11.00cc)   AE32100-B (10.80cc)   AE32100-A (blind insert for custom machining)  \n Technical Specifications - Product code: AA33077 - Compatibility: Yamaha YZ125 (2005–2021), YZ144 (2005–2021), Fantic XX125 and XE125 (2021) - Material: High-quality alloy - Color: Gold anodized - Interchangeable combustion chamber - Includes: 1 cylinder head, 1 O-ring - Compatible inserts (sold separately): AE32100-E, AE32100-F, AE32100-C, AE32100-B, AE32100-A","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188572377434,"sku":"AA33077","price":260.23,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_832bf7ee-0153-4fc8-a468-9d4470579614_1000-1000.jpg?v=1779468802"},{"product_id":"vhm-cyl-head-yamaha-yz250-99-24-yz250x-16-22","title":"Vhm Cyl. Head Yamaha Yz250 `99-24,      Yz250x `16-22 WHM Racing","description":"Key Features ✔ Compatible with Yamaha YZ250 (1999–2025), YZ250X (2016–2022), and Fantic XX250 (2021–2025) ✔ Interchangeable combustion chamber for performance customization ✔ Improved heat dissipation through optimized water ducts ✔ High-quality alloy construction with O-ring for reliable sealing \n Product Description The VHM AA33080 cylinder head is designed to enhance the performance of Yamaha YZ250 (1999–2025) and YZ250X (2016–2022) engines. Made from high-quality alloy, it features an interchangeable combustion chamber that allows riders to tailor engine characteristics to their specific needs. The optimized water ducts ensure better heat dissipation, reducing the risk of detonation and maintaining consistent performance throughout the race. The head comes with one O-ring for reliable sealing. Inserts must be ordered separately:    AE32021-B (YZ250, 20.60cc)   AE32021-092 (YZ250X, 21.80cc)   AE32021-009 (YZ250, 21.00cc)   AE32021-C (YZ250, 20.20cc)   AE32021-D (YZ250, 19.80cc)   AE32021-A (blind insert for custom machining)  \n Technical Specifications - Product code: AA33080 - Compatibility: Yamaha YZ250 (1999–2025), YZ250X (2016–2022), Fantic XX250 (2021–2025) - Material: High-quality alloy - Color: Gold anodized - Interchangeable combustion chamber - Includes: 1 cylinder head, 1 O-ring - Compatible inserts (sold separately): AE32021-B, AE32021-092, AE32021-009, AE32021-C, AE32021-D, AE32021-A","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188574081370,"sku":"AA33080","price":319.52,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_1af74093-658b-4e33-8fab-b9f05d1fbbce_1000-1000.jpg?v=1779468807"},{"product_id":"vhm-cyl-head-honda-cr250r-05-07","title":"Vhm Cyl. Head Honda Cr250r `05-07 WHM Racing","description":"Key Features ✔ Compatible with Honda CR250R (2005–2007) ✔ Interchangeable combustion chamber for performance customization ✔ Improved heat dissipation through optimized water ducts ✔ High-quality alloy construction with O-ring for reliable sealing \n Product Description The VHM AA33084 cylinder head is designed to enhance the performance of Honda CR250R (2005–2007) engines. Made from high-quality alloy, it features an interchangeable combustion chamber that allows riders to tailor engine characteristics to their specific needs. The optimized water ducts ensure better heat dissipation, reducing the risk of detonation and maintaining consistent performance throughout the race. The head comes with one O-ring, 6 copper washers, and 6 nutcaps for reliable sealing. The standard insert AE32106-C (20.20cc) is included. Other available inserts (sold separately):    AE32106-B (19.80cc)   AE32106-E (20.60cc)   AE32106-A (blind insert for custom machining)  \n Technical Specifications - Product code: AA33084 - Compatibility: Honda CR250R (2005–2007) - Material: High-quality alloy - Color: Gold anodized - Interchangeable combustion chamber - Includes: 1 cylinder head, 1 O-ring, 6 copper washers, 6 nutcaps, 1 standard insert AE32106-C (20.20cc) - Compatible inserts (sold separately): AE32106-B, AE32106-E, AE32106-A","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188574146906,"sku":"AA33084","price":343.67,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_96ac4b14-b831-430e-bee6-3cd95b86c37e_1000-1000.jpg?v=1779468808"},{"product_id":"vhm-cyl-head-ktm-125sx-07-15-husqvarna-tc125-14-15","title":"Vhm Cyl. Head Ktm 125sx `07-15, Husqvarna Tc125 `14-15 WHM Racing","description":"Key Features ✔ Compatible with KTM 125 SX (2007–2015) and Husqvarna TC 125 (2014–2015) ✔ Interchangeable combustion chamber for performance customization ✔ Improved heat dissipation through optimized water ducts ✔ High-quality alloy construction with O-ring for reliable sealing \n Product Description The VHM AA33097 cylinder head is designed to enhance the performance of KTM 125 SX (2007–2015) and Husqvarna TC 125 (2014–2015) engines. Made from high-quality alloy, it features an interchangeable combustion chamber that allows riders to tailor engine characteristics to their specific needs. The optimized water ducts ensure better heat dissipation, reducing the risk of detonation and maintaining consistent performance throughout the race. The head comes with one O-ring for reliable sealing. Inserts must be ordered separately:    AE32128-E (2007–2012 125 SX)   AE32128-K (2013–2015 125 SX)   AE32128-048 (2013–2015 for 12° piston APKT12511673)  \n Technical Specifications - Product code: AA33097 - Compatibility: KTM 125 SX (2007–2015), Husqvarna TC 125 (2014–2015) - Material: High-quality alloy - Color: Gold anodized - Interchangeable combustion chamber - Includes: 1 cylinder head, 1 O-ring - Compatible inserts (sold separately): AE32128-E, AE32128-K, AE32128-048","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188574114138,"sku":"AA33097","price":260.23,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_39b163d8-7eea-4677-b15f-0e6de5320ff5_1000-1000.jpg?v=1779468808"},{"product_id":"vhm-cyl-head-ktm-144sx-07-08-150sx-09-15","title":"Vhm Cyl. Head Ktm 144sx `07-08, 150sx `09-15 WHM Racing","description":"Key Features ✔ Compatible with KTM 144 SX (2007–2008) and KTM 150 SX (2009–2015) ✔ Interchangeable combustion chamber for performance customization ✔ Improved heat dissipation through optimized water ducts ✔ High-quality alloy construction with O-ring for reliable sealing ✔ Includes vent screw (M6x10) and copper washer BD36006 \n Product Description The VHM AA33103 cylinder head is designed to enhance the performance of KTM 144 SX (2007–2008) and KTM 150 SX (2009–2015) engines. Made from high-quality alloy, it features an interchangeable combustion chamber that allows riders to tailor engine characteristics to their specific needs. The optimized water ducts ensure better heat dissipation, reducing the risk of detonation and maintaining consistent performance throughout the race. The head comes with one O-ring for reliable sealing. Inserts must be ordered separately:    AE32150-E (13.60cc, VHM standard)   AE32150-B (13.20cc)   AE32150-C (13.40cc)   AE32150-F (13.80cc)   AE32150-A (blind insert for custom machining)  \n Technical Specifications - Product code: AA33103 - Compatibility: KTM 144 SX (2007–2008), KTM 150 SX (2009–2015) - Material: High-quality alloy - Color: Gold anodized - Interchangeable combustion chamber - Includes: 1 cylinder head, 1 vent screw (M6x10), 1 copper washer BD36006, 1 O-ring - Compatible inserts (sold separately): AE32150-E, AE32150-B, AE32150-C, AE32150-F, AE32150-A","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188578636122,"sku":"AA33103","price":260.23,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_c9547c97-e3ee-49fa-b486-20ea9cb4ea31_1000-1000.jpg?v=1779468812"},{"product_id":"vhm-cyl-head-suzuki-rm112-00-12-supermini","title":"Vhm Cyl. Head Suzuki Rm112 `00-12 Supermini WHM Racing","description":"The world famous golden VHM head with exchangeable combustion chamber is specially developed for optimal power output during the whole race and has an improved water duct. It's manufactured from a high quality alloy and O-rings are used for the sealing.\n \n Only blind insert available AE32195-A or request for a custom insert  More engine power Better heat transference More resistance to detonation Exchangeable combustion chambers available  Inserts must be ordered seperately.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188578668890,"sku":"AA33126","price":249.25,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_a5d13ed2-bbdf-4054-b388-4be04f87f4c8_1000-1000.jpg?v=1779468812"},{"product_id":"vhm-cyl-head-ktm-105sx-13-17-tc105-14-17","title":"Vhm Cyl. Head Ktm 105sx `13-17, Tc105 `14-17 WHM Racing","description":"The world famous golden VHM head with exchangeable combustion chamber is specially developed for optimal power output during the whole race and has an improved water duct. It's manufactured from a high quality alloy and O-rings are used for the sealing.\n \n Use VHM standard insert AE32161-E  More engine power Better heat transference More resistance to detonation Exchangeable combustion chambers available  Inserts must be ordered seperately.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188578701658,"sku":"AA33149","price":249.25,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_b4b689dc-14f0-47f5-94d3-d078baaaa7ed_1000-1000.jpg?v=1779468813"},{"product_id":"vhm-cyl-head-ktm-250sx-17-22-250exc-17-tc250-17-22-mc250-22-23","title":"Vhm Cyl. Head Ktm 250sx `17-22, 250exc `17, Tc250 `17-22, Mc250 `22-23 WHM Racing","description":"The world famous golden VHM head with exchangeable combustion chamber is specially developed for optimal power output during the whole race and has an improved water duct. It's manufactured from a high quality alloy and O-rings are used for the sealing. Vent screw (M6x6) and small copper washer (BD36006) are included and mounted on the head.\n \n Use VHM standard insert:\n AE32272-E (250SX with OEM piston)\n AE32272-T (250EXC with OEM piston)\n AE32272-024 (for 12° VHM piston APKT25021754A1)\n \n Use the insert chart as a general guideline to select the insert depending on the fuel, track and elevation.  More engine power Better heat transference More resistance to detonation Exchangeable combustion chambers available  Inserts must be ordered seperately.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188582502746,"sku":"AA33166","price":319.52,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_24b2e278-7a94-42b1-9815-611097e3c0e5_1000-1000.jpg?v=1779468818"},{"product_id":"vhm-cyl-head-beta-rr300-13-24-rr300-2t-racing-18-23-rx300-21-25","title":"Vhm Cyl. Head Beta Rr300 `13-24, Rr300 2t Racing `18-23, Rx300 21-25 WHM Racing","description":"The world famous golden VHM head with exchangeable combustion chamber is specially developed for optimal power output during the whole race and has an improved water duct. It's manufactured from a high quality alloy.\n \n Use VHM standard insert:\n AE32305-E: RR300 2T (2013 - 2017 flat top piston D72)\n AE32295-E: RR300 2T, RR300 2T Racing (2018 - 2021 dome piston D72)\n AE32328-E: RR300 2T 2022 - 2024, RR300 2T X-Pro 2025, RR300 2T Racing 2022 - 2023 (dome piston D73) \/ XTrainer 300 2T 2019 - 2025  More engine power Better heat transference More resistance to detonation Exchangeable combustion chambers available  Inserts must be ordered seperately. Use short spark plug (BR8ECM).","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188582535514,"sku":"AA33182","price":319.52,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_8a39acfb-4fa5-43eb-8c84-0bcc30027391_1000-1000.jpg?v=1779468818"},{"product_id":"vhm-cyl-head-honda-cr500r-89-01-decompression-valve","title":"Vhm Cyl. Head Honda Cr500r `89-01       Decompression Valve WHM Racing","description":"The world famous golden VHM head with exchangeable combustion chamber is specially developed for optimal power output during the whole race and has an improved water duct. It's manufactured from a high quality alloy and O-rings are used for the sealing. 1x O-ring is included. A decompression valve is also included in the box, as well as 7 copper washers and 7 nutcaps.\n \n Starting the CR500R will be very easy with the decompression valve. Just push in the blue button and start the engine. The valve will close automatically when the engine is running.\n \n Use VHM standard insert AE32319-C  More engine power Better heat transference More resistance to detonation Exchangeable combustion chambers available Easy engine starting with decompression valve  Inserts must be ordered seperately.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188582568282,"sku":"AA33200","price":568.76,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_3a383283-f13b-4efd-914a-f87a4eb78596_1000-1000.jpg?v=1779468818"},{"product_id":"vhm-cyl-head-nsert-kx125-01-02-11-20-1-80-1-00","title":"Vhm Cyl. Head Nsert Kx125 `01-02                            11.20   +1.80   1.00 WHM Racing","description":"With this blind \/ blanc insert, you are able to machine the specifications of the inside yourself. This gives you the flexibility to experiment with your own ideas.\n \n Note: Custom insert is also possible. Instead of machining the insert yourself, we'll machine the insert to your specifications. See more information at www.vhm.nl\/customparts  Machine yourself High quality aluminium insert  The insert does not fit into an OEM head, only a VHM cylinder head. The complementary head is no longer available.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188615106906,"sku":"AE32004-M","price":63.63,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_e5d2be4f-c075-4b33-b0ba-73862fc7233e_1000-1000.jpg?v=1779468854"},{"product_id":"vhm-cyl-head-nsert-aprilia-rs125-95-10-11-80-2-00-0-90","title":"Vhm Cyl. Head Nsert Aprilia Rs125 `95-10                    11.80   +2.00   0.90 WHM Racing","description":"With this blind \/ blanc insert, you are able to machine the specifications of the inside yourself. This gives you the flexibility to experiment with your own ideas.\n \n Use in combination with VHM head AA33190\n \n For Rotax 122cc \/ 123cc engine.\n \n Note: Custom insert is also possible. Instead of machining the insert yourself, we'll machine the insert to your specifications. See more information at www.vhm.nl\/customparts  Machine yourself High quality aluminium insert ","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188615139674,"sku":"AE32008-G","price":107.55,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_7c493938-42ee-4715-9656-026244cc6f15_1000-1000.jpg?v=1779468854"},{"product_id":"vhm-cyl-head-nsert-rm79-98-7-40-1-65-1-00","title":"Vhm Cyl. Head Nsert Rm79 `98                                7.40    +1.65   1.00 WHM Racing","description":"With this blind \/ blanc insert, you are able to machine the specifications of the inside yourself. This gives you the flexibility to experiment with your own ideas.\n \n Use in combination with VHM head AA33009\n \n Note: Custom insert is also possible. Instead of machining the insert yourself, we'll machine the insert to your specifications. See more information at www.vhm.nl\/customparts  Machine yourself High quality aluminium insert  This insert does not fit into an OEM head, only a VHM cylinder head.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188615172442,"sku":"AE32014-D","price":63.63,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_0b319b0b-4546-4eb2-987f-3e0dbe44f55a_1000-1000.jpg?v=1779468854"},{"product_id":"vhm-cyl-head-nsert-cr250r-97-01-19-80-0-40-1-60","title":"Vhm Cyl. Head Nsert Cr250r `97-01                           19.80   -0.40   1.60 WHM Racing","description":"With this blind \/ blanc insert, you are able to machine the specifications of the inside yourself. This gives you the flexibility to experiment with your own ideas.\n \n Use in combination with VHM head AA33003\n \n Note: Custom insert is also possible. Instead of machining the insert yourself, we'll machine the insert to your specifications. See more information at www.vhm.nl\/customparts  Machine yourself High quality aluminium insert  This insert does not fit into an OEM head, only a VHM cylinder head.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188615336282,"sku":"AE32020-D","price":70.22,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_804c0806-8117-4718-8ce7-f9ca817a40fb_1000-1000.jpg?v=1779468859"},{"product_id":"vhm-cyl-head-nsert-yz250-99-24-20-60-2-80-1-50","title":"Vhm Cyl. Head Nsert Yz250 `99-24                            20.60   +2.80   1.50 WHM Racing","description":"With this blind \/ blanc insert, you are able to machine the specifications of the inside yourself. This gives you the flexibility to experiment with your own ideas.\n \n Use in combination with VHM head AA33080\n \n Note: Custom insert is also possible. Instead of machining the insert yourself, we'll machine the insert to your specifications. See more information at www.vhm.nl\/customparts  Machine yourself High quality aluminium insert  This insert does not fit into an OEM head, only a VHM cylinder head.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188615369050,"sku":"AE32021-B","price":70.22,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_99d94dcb-7699-4735-b91c-d2fdb304ff3b_1000-1000.jpg?v=1779468859"},{"product_id":"vhm-cyl-head-nsert-yz250-99-24-19-80-2-80-1-50","title":"Vhm Cyl. Head Nsert Yz250 `99-24                            19.80   +2.80   1.50 WHM Racing","description":"With this blind \/ blanc insert, you are able to machine the specifications of the inside yourself. This gives you the flexibility to experiment with your own ideas.\n \n Use in combination with VHM head AA33080\n \n Note: Custom insert is also possible. Instead of machining the insert yourself, we'll machine the insert to your specifications. See more information at www.vhm.nl\/customparts  Machine yourself High quality aluminium insert  This insert does not fit into an OEM head, only a VHM cylinder head.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188615401818,"sku":"AE32021-D","price":70.22,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_1000-1000_ecf9f593-b9e7-4721-971e-125c092ac6a5.jpg?v=1791409391"},{"product_id":"vhm-cyl-head-nsert-rm250-96-00-blind","title":"Vhm Cyl. Head Nsert Rm250 `96-00                            Blind WHM Racing","description":"With this blind \/ blanc insert, you are able to machine the specifications of the inside yourself. This gives you the flexibility to experiment with your own ideas.\n \n Use in combination with VHM head AA33014\n \n Note: Custom insert is also possible. Instead of machining the insert yourself, we'll machine the insert to your specifications. See more information at www.vhm.nl\/customparts  Machine yourself High quality aluminium insert  This insert does not fit into an OEM head, only a VHM cylinder head.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188617367898,"sku":"AE32024-A","price":70.22,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_ce935009-9987-4887-a269-5ae8f4203ad1_1000-1000.jpg?v=1779468864"},{"product_id":"vhm-cyl-head-nsert-rm250-96-97-99-21-00-3-15-1-50","title":"Vhm Cyl. Head Nsert Rm250 `96-97 + `99                      21.00   +3.15   1.50 WHM Racing","description":"With this blind \/ blanc insert, you are able to machine the specifications of the inside yourself. This gives you the flexibility to experiment with your own ideas.\n \n Use in combination with VHM head AA33014\n \n Note: Custom insert is also possible. Instead of machining the insert yourself, we'll machine the insert to your specifications. See more information at www.vhm.nl\/customparts  Machine yourself High quality aluminium insert  This insert does not fit into an OEM head, only a VHM cylinder head.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188617400666,"sku":"AE32024-F","price":70.22,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_1000-1000_b18ca121-ba4f-4d72-afb8-7bd9bd2b42f7.jpg?v=1791399035"},{"product_id":"vhm-cyl-head-nsert-kx65-00-24-rm65-00-05-blind","title":"Vhm Cyl. Head Nsert Kx65 `00-24, Rm65 `00-05                Blind WHM Racing","description":"With this blind \/ blanc insert, you are able to machine the specifications of the inside yourself. This gives you the flexibility to experiment with your own ideas.\n \n Use in combination with VHM head AA33026\n \n Note: Custom insert is also possible. Instead of machining the insert yourself, we'll machine the insert to your specifications. See more information at www.vhm.nl\/customparts  Machine yourself High quality aluminium insert  This insert does not fit into an OEM head, only a VHM cylinder head.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188617433434,"sku":"AE32032-A","price":63.63,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_27e806cb-811c-4f55-80b4-ee9cfd9959a7_1000-1000.jpg?v=1779468865"},{"product_id":"vhm-cyl-head-nsert-yz125-01-04-11-00-1-85-1-00","title":"Vhm Cyl. Head Nsert Yz125 `01-04                            11.00   +1.85   1.00 WHM Racing","description":"With this blind \/ blanc insert, you are able to machine the specifications of the inside yourself. This gives you the flexibility to experiment with your own ideas.\n \n Use in combination with VHM head AA33032\n \n Note: Custom insert is also possible. Instead of machining the insert yourself, we'll machine the insert to your specifications. See more information at www.vhm.nl\/customparts  Machine yourself High quality aluminium insert  This insert does not fit into an OEM head, only a VHM cylinder head.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188620972378,"sku":"AE32046-K","price":63.63,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_43285cbd-0ad7-4161-9597-ffe2636b2d10_1000-1000.jpg?v=1779468870"},{"product_id":"vhm-cyl-head-nsert-kx65-00-24-rm65-03-05-6-90-1-75-0-70","title":"Vhm Cyl. Head Nsert Kx65 `00-24, Rm65 `03-05                6.90   +1.75   0.70 WHM Racing","description":"With this blind \/ blanc insert, you are able to machine the specifications of the inside yourself. This gives you the flexibility to experiment with your own ideas.\n \n Use in combination with VHM head AA33026\n \n Note: Custom insert is also possible. Instead of machining the insert yourself, we'll machine the insert to your specifications. See more information at www.vhm.nl\/customparts  Machine yourself High quality aluminium insert  This insert does not fit into an OEM head, only a VHM cylinder head.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188621005146,"sku":"AE32032-M","price":63.63,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_1000-1000_9079f4df-b6ea-47ca-a546-f94112e203fc.jpg?v=1791399036"},{"product_id":"vhm-cyl-head-nsert-yz125-01-04-11-20-1-85-1-00","title":"Vhm Cyl. Head Nsert Yz125 `01-04                            11.20   +1.85   1.00 WHM Racing","description":"With this blind \/ blanc insert, you are able to machine the specifications of the inside yourself. This gives you the flexibility to experiment with your own ideas.\n \n Use in combination with VHM head AA33032\n \n Note: Custom insert is also possible. Instead of machining the insert yourself, we'll machine the insert to your specifications. See more information at www.vhm.nl\/customparts  Machine yourself High quality aluminium insert  This insert does not fit into an OEM head, only a VHM cylinder head.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188621037914,"sku":"AE32046-L","price":63.63,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_1000-1000_dbacf631-8e15-49ca-a6ab-d9d7af8f21b2.jpg?v=1791409391"},{"product_id":"vhm-cyl-head-nsert-rs250-98-00-11-80-2-00-0-65","title":"Vhm Cyl. Head Nsert Rs250 `98-00                            11.80   +2.00   0.65 WHM Racing","description":"The combustion chamber fits the VHM cylinder head perfectly and is easy to change. The last numbers of the part number are engraved on the insert for identification.\n \n Use in combination with VHM head AA33036  Quick to adjust  This insert does not fit into an OEM head, only a VHM cylinder head.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188624052570,"sku":"AE32051-018","price":87.79,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_6e420a58-8af1-4878-a679-b594034288c0_1000-1000.jpg?v=1779468876"},{"product_id":"vhm-cyl-head-nsert-yz125-01-04-11-40-1-85-1-00","title":"Vhm Cyl. Head Nsert Yz125 `01-04                            11.40   +1.85   1.00 WHM Racing","description":"With this blind \/ blanc insert, you are able to machine the specifications of the inside yourself. This gives you the flexibility to experiment with your own ideas.\n \n Use in combination with VHM head AA33032\n \n Note: Custom insert is also possible. Instead of machining the insert yourself, we'll machine the insert to your specifications. See more information at www.vhm.nl\/customparts  Machine yourself High quality aluminium insert  This insert does not fit into an OEM head, only a VHM cylinder head.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188624085338,"sku":"AE32046-M","price":63.63,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_1000-1000_db27cef9-da9a-4d20-8faa-92110e398e81.jpg?v=1791312848"},{"product_id":"vhm-cyl-head-nsert-rs250-98-00-10-20-2-00-0-65","title":"Vhm Cyl. Head Nsert Rs250 `98-00                            10.20   +2.00   0.65 WHM Racing","description":"The combustion chamber fits the VHM cylinder head perfectly and is easy to change. The last numbers of the part number are engraved on the insert for identification.\n \n Use in combination with VHM head AA33036  Quick to adjust  This insert does not fit into an OEM head, only a VHM cylinder head.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188624445786,"sku":"AE32051-023","price":87.79,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_1000-1000_83bc34d0-87e5-4057-a13e-0173a0f521ee.jpg?v=1791406847"},{"product_id":"vhm-cyl-head-nsert-rs250-98-00-10-80-2-00-0-65","title":"Vhm Cyl. Head Nsert Rs250 `98-00                            10.80   +2.00   0.65 WHM Racing","description":"The combustion chamber fits the VHM cylinder head perfectly and is easy to change. The last numbers of the part number are engraved on the insert for identification.\n \n Use in combination with VHM head AA33036  Quick to adjust  This insert does not fit into an OEM head, only a VHM cylinder head.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188626805082,"sku":"AE32051-118","price":87.79,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_1000-1000_3b6e6ac2-a0b2-43a5-9153-0dd3c9f71e9c.jpg?v=1791406846"},{"product_id":"vhm-cyl-head-nsert-rs250-01-10-12-80-2-10-0-65","title":"Vhm Cyl. Head Nsert Rs250 `01-10                            12.80   +2.10   0.65 WHM Racing","description":"This insert has a higher volume \/ lower compression ratio than our VHM standard insert, meaning better overrevolution characteristics and more top speed. However, keep in mind that this compromises bottom power reaction. The combustion chamber fits the VHM cylinder head perfectly and is easy to change. The last numbers of the part number are engraved to the insert for identification.\n \n Use in combination with VHM head AA33036  More top Good resistance to detonation  This insert does not fit into an OEM head, only a VHM cylinder head.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188626837850,"sku":"AE32051-J","price":63.63,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_1000-1000_8b063022-0b88-46a4-af05-a50022d8cd29.jpg?v=1791406848"},{"product_id":"vhm-cyl-head-nsert-yz85-02-18-8-60-1-60-1-00","title":"Vhm Cyl. Head Nsert Yz85 `02-18                             8.60    +1.60   1.00 WHM Racing","description":"This insert has a lower volume \/ higher compression ratio than our VHM standard insert, meaning more low and middle range torque. This improves acceleration and gives an increased torque feeling when exiting corners. However, keep in mind that this compromises top speed. The combustion chamber fits the VHM cylinder head perfectly and is easy to change. The last numbers of the part number are engraved on the insert for identification.\n \n Use in combination with VHM head AA33041  More bottom power reaction Best for deep sand tracks Quick to adjust  This insert does not fit into an OEM head, only a VHM cylinder head. It's recommended to use good fuel against detonation.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188626870618,"sku":"AE32059-L","price":61.43,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_224184b2-02a2-4977-9670-2e32bb31e7a9_1000-1000.jpg?v=1779468881"},{"product_id":"vhm-cyl-head-nsert-kx250-03-04-20-60-2-85-1-60","title":"Vhm Cyl. Head Nsert Kx250 `03-04                            20.60   +2.85   1.60 WHM Racing","description":"This insert has a lower volume \/ higher compression ratio, meaning more low and middle range torque. This improves acceleration and gives an increased torque feeling when exiting corners. However, keep in mind that this compromises top speed. The combustion chamber fits the VHM cylinder head perfectly and is easy to change. The last numbers of the part number are engraved on the insert for identification.  More bottom power reaction Best for deep sand tracks Quick to adjust  This insert does not fit into an OEM head, only a VHM cylinder head. It's recommended to use good fuel against detonation.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188629819738,"sku":"AE32062-E","price":70.22,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_d99ea531-4a34-4c71-a1f2-da8a3049d445_1000-1000.jpg?v=1779468885"},{"product_id":"vhm-cyl-head-nsert-cr250r-02-04-21-00-0-30-1-30","title":"Vhm Cyl. Head Nsert Cr250r `02-04                           21.00   -0.30   1.30 WHM Racing","description":"This insert has a higher volume \/ lower compression ratio than our VHM standard insert, meaning better overrevolution characteristics and more top speed. However, keep in mind that this compromises bottom power reaction. The combustion chamber fits the VHM cylinder head perfectly and is easy to change. The last numbers of the part number are engraved to the insert for identification.\n \n Use in combination with VHM head AA33042  More top Best for hard ground\/enduro Good resistance to detonation  This insert does not fit into an OEM head, only a VHM cylinder head.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188629852506,"sku":"AE32060-F","price":70.22,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_314ce0f5-f812-4071-a11c-7aa8277598c6_1000-1000.jpg?v=1779468885"},{"product_id":"vhm-cyl-head-nsert-200sx-200exc-03-16-16-30-0-00-1-20","title":"Vhm Cyl. Head Nsert 200sx\/200exc `03-16                     16.30   0.00    1.20 WHM Racing","description":"This insert has a lower volume \/ higher compression ratio than our VHM standard insert, meaning more low and middle range torque. This improves acceleration and gives an increased torque feeling when exiting corners. However, keep in mind that this compromises top speed. The combustion chamber fits the VHM cylinder head perfectly and is easy to change. The last numbers of the part number are engraved on the insert for identification.\n \n Use in combination with VHM head AA33046  More bottom power reaction Best for deep sand tracks Quick to adjust  This insert does not fit into an OEM head, only a VHM cylinder head. It's recommended to use good fuel against detonation.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188630212954,"sku":"AE32063-C","price":70.22,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_a0ac5bcf-6ef6-4970-a9bd-208f6c6f954d_1000-1000.jpg?v=1779468886"},{"product_id":"vhm-cyl-head-nsert-125sx-02-06-11-40-0-00-1-00","title":"Vhm Cyl. Head Nsert 125sx `02-06                            11.40   0.00    1.00 WHM Racing","description":"This insert has a lower volume \/ higher compression ratio, meaning more low and middle range torque. This improves acceleration and gives an increased torque feeling when exiting corners. However, keep in mind that this compromises top speed. The combustion chamber fits the VHM cylinder head perfectly and is easy to change. The last numbers of the part number are engraved on the insert for identification.\n \n Use in combination with VHM head AA33049  More bottom power reaction Best for deep sand tracks Quick to adjust  This insert does not fit into an OEM head, only a VHM cylinder head. It's recommended to use good fuel against detonation.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188633162074,"sku":"AE32065-H","price":63.63,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_6b7537c6-39d6-43aa-8cb4-d3e06bcf0903_1000-1000.jpg?v=1779468891"},{"product_id":"vhm-cyl-head-nsert-250sx-03-06-blind","title":"Vhm Cyl. Head Nsert 250sx `03-06                            Blind WHM Racing","description":"With this blind \/ blanc insert, you are able to machine the specifications of the inside yourself. This gives you the flexibility to experiment with your own ideas.\n \n Use in combination with VHM head AA33053\n \n Note: Custom insert is also possible. Instead of machining the insert yourself, we'll machine the insert to your specifications. See more information at www.vhm.nl\/customparts  Machine yourself High quality aluminium insert  This insert does not fit into an OEM head, only a VHM cylinder head.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188633194842,"sku":"AE32068-A","price":70.22,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_a2520a13-a024-4aee-b203-6a29038ff6bf_1000-1000.jpg?v=1779468890"},{"product_id":"vhm-cyl-head-nsert-cr125r-04-10-80-2-10-1-00","title":"Vhm Cyl. Head Nsert Cr125r `04                              10.80   +2.10   1.00 WHM Racing","description":"This insert has a lower volume \/ higher compression ratio than our VHM standard insert, meaning more low and middle range torque. This improves acceleration and gives an increased torque feeling when exiting corners. However, keep in mind that this compromises top speed. The combustion chamber fits the VHM cylinder head perfectly and is easy to change. The last numbers of the part number are engraved on the insert for identification.\n \n Use in combination with VHM head AA33055  More bottom power reaction Best for deep sand tracks Quick to adjust  This insert does not fit into an OEM head, only a VHM cylinder head. It's recommended to use good fuel against detonation.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188633227610,"sku":"AE32070-L","price":63.63,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_54d5b531-a8fa-4a94-9aa0-6c519e2cf089_1000-1000.jpg?v=1779468891"},{"product_id":"vhm-cyl-head-nsert-cr85r-03-07-blind","title":"Vhm Cyl. Head Nsert Cr85r `03-07                            Blind WHM Racing","description":"With this blind \/ blanc insert, you are able to machine the specifications of the inside yourself. This gives you the flexibility to experiment with your own ideas.\n \n Use in combination with VHM head AA33057\n \n Note: Custom insert is also possible. Instead of machining the insert yourself, we'll machine the insert to your specifications. See more information at www.vhm.nl\/customparts  Machine yourself High quality aluminium insert  This insert does not fit into an OEM head, only a VHM cylinder head.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188635750746,"sku":"AE32071-A","price":63.63,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_90a8a44e-ce2c-4e53-a247-bbf4696ff599_1000-1000.jpg?v=1779468896"},{"product_id":"vhm-cyl-head-nsert-cr85r-05-07-7-80-2-20-0-80","title":"Vhm Cyl. Head Nsert Cr85r `05-07                            7.80    +2.20   0.80 WHM Racing","description":"This insert has a lower volume \/ higher compression ratio than our VHM standard insert, meaning more low and middle range torque. This improves acceleration and gives an increased torque feeling when exiting corners. However, keep in mind that this compromises top speed. The combustion chamber fits the VHM cylinder head perfectly and is easy to change. The last numbers of the part number are engraved on the insert for identification.\n \n Use in combination with VHM head AA33057  More bottom power reaction Best for deep sand tracks Quick to adjust  This insert does not fit into an OEM head, only a VHM cylinder head. It's recommended to use good fuel against detonation.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188635783514,"sku":"AE32071-N","price":63.63,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_589e2f10-c133-4896-b46c-5d8a89015418_1000-1000.jpg?v=1779468896"},{"product_id":"vhm-cyl-head-nsert-cr85r-03-04-7-80-2-40-1-20","title":"Vhm Cyl. Head Nsert Cr85r `03-04                            7.80    +2.40   1.20 WHM Racing","description":"This insert has a lower volume \/ higher compression ratio than our VHM standard insert, meaning more low and middle range torque. This improves acceleration and gives an increased torque feeling when exiting corners. However, keep in mind that this compromises top speed. The combustion chamber fits the VHM cylinder head perfectly and is easy to change. The last numbers of the part number are engraved on the insert for identification.\n \n Use in combination with VHM head AA33057  More bottom power reaction Best for deep sand tracks Quick to adjust  This insert does not fit into an OEM head, only a VHM cylinder head. It's recommended to use good fuel against detonation.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188635816282,"sku":"AE32071-K","price":63.63,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_1000-1000_37af3b01-fd77-4c04-994e-8921175bd065.jpg?v=1791406854"},{"product_id":"vhm-cyl-head-nsert-aprilia-rs125-type-apc-11-37-1-50-0-75","title":"Vhm Cyl. Head Nsert Aprilia Rs125, Type Apc                 11.37   +1.50   0.75 WHM Racing","description":"This insert has a higer volume \/ lower compression ratio, meaning better overrevolution characteristics and more top speed. However, keep in mind that this compromises bottom power reaction. The last numbers of the part number are engraved on the insert for identification.  More top Good resistance to detonation  Type APC","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188637847898,"sku":"AE32076-AC39","price":119.63,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_360ddd59-5d96-4633-83bf-64d3a4c4cd72_1000-1000.jpg?v=1779468901"},{"product_id":"vhm-cyl-head-nsert-aprilia-rs125-type-apc-10-20-1-50-0-75","title":"Vhm Cyl. Head Nsert Aprilia Rs125, Type Apc                 10.20   +1.50   0.75 WHM Racing","description":"This insert has a lower volume \/ higher compression ratio, meaning more low and middle range torque. This improves acceleration and gives an increased torque feeling when exiting corners. However, keep in mind that this compromises top speed. The last numbers of the part number are engraved on the insert for identification.  More bottom power reaction Quick to adjust  It's recommended to use good fuel against detonation. Type APC","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188637880666,"sku":"AE32076-AC70","price":119.63,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_1000-1000_f6ff9e99-187d-4222-9a5b-5ca6e357f32d.jpg?v=1791409391"},{"product_id":"vhm-cyl-head-nsert-tz250-03-10-11-80-0-00-0-80","title":"Vhm Cyl. Head Nsert Tz250 `03-10                            11.80   0.00    0.80 WHM Racing","description":"This insert has a lower volume \/ higher compression ratio than our VHM standard insert, meaning more low and middle range torque. This improves acceleration and gives an increased torque feeling when exiting corners. However, keep in mind that this compromises top speed. The combustion chamber fits the VHM cylinder head perfectly and is easy to change. The last numbers of the part number are engraved on the insert for identification.\n \n Use in combination with VHM head AA33065  More bottom power reaction Quick to adjust  This insert does not fit into an OEM head, only a VHM cylinder head. It's recommended to use good fuel against detonation.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188639387994,"sku":"AE32080-C","price":63.63,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_7239d1bb-4503-478f-8803-c18ba6626db3_1000-1000.jpg?v=1779468902"},{"product_id":"vhm-cyl-head-nsert-rm125-04-11-00-0-50-1-00","title":"Vhm Cyl. Head Nsert Rm125 `04                               11.00   -0.50   1.00 WHM Racing","description":"This insert has a lower volume \/ higher compression ratio than our VHM standard insert, meaning more low and middle range torque. This improves acceleration and gives an increased torque feeling when exiting corners. However, keep in mind that this compromises top speed. The combustion chamber fits the VHM cylinder head perfectly and is easy to change. The last numbers of the part number are engraved on the insert for identification.\n \n Use in combination with VHM head AA33078  More bottom power reaction Best for deep sand tracks Quick to adjust  This insert does not fit into an OEM head, only a VHM cylinder head. It's recommended to use good fuel against detonation.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188643189082,"sku":"AE32088-E","price":63.63,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_91503e72-9320-4cbf-bd95-646582641871_1000-1000.jpg?v=1779468906"},{"product_id":"vhm-cyl-head-nsert-tm-mx85-13-24-8-20-0-80-0-90","title":"Vhm Cyl. Head Nsert Tm Mx85 `13-24                          8.20    -0.80   0.90 WHM Racing","description":"This insert has a lower volume \/ higher compression ratio than our VHM standard insert, meaning more low and middle range torque. This improves acceleration and gives an increased torque feeling when exiting corners. However, keep in mind that this compromises top speed. The combustion chamber fits the VHM cylinder head perfectly and is easy to change. The last numbers of the part number are engraved on the insert for identification.\n \n Use in combination with VHM head AA33070  More bottom power reaction Best for deep sand tracks Quick to adjust  This insert does not fit into an OEM head, only a VHM cylinder head. It's recommended to use good fuel against detonation.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188643221850,"sku":"AE32089-K","price":63.63,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_d17ec2d7-8dfb-4230-a0b5-cdec6b6581e5_1000-1000.jpg?v=1779468906"},{"product_id":"vhm-cyl-head-nsert-yz125-05-21-10-80-0-00-0-90","title":"Vhm Cyl. Head Nsert Yz125 `05-21                            10.80   0.00    0.90 WHM Racing","description":"This insert has a lower volume \/ higher compression ratio than our VHM standard insert, meaning more low and middle range torque. This improves acceleration and gives an increased torque feeling when exiting corners. However, keep in mind that this compromises top speed. The combustion chamber fits the VHM cylinder head perfectly and is easy to change. The last numbers of the part number are engraved on the insert for identification.\n \n Use in combination with VHM head AA33077  More bottom power reaction Best for deep sand tracks Quick to adjust  This insert does not fit into an OEM head, only a VHM cylinder head. It's recommended to use good fuel against detonation.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188643254618,"sku":"AE32100-B","price":63.63,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_d6effa51-9425-44a3-8c71-856bb269f523_1000-1000.jpg?v=1779468906"},{"product_id":"vhm-cyl-head-nsert-125sx-07-12-12-00-0-00-0-90","title":"Vhm Cyl. Head Nsert 125sx `07-12                            12.00   0.00    0.90 WHM Racing","description":"This insert has a higher volume \/ lower compression ratio than our VHM standard insert, meaning better overrevolution characteristics and more top speed. However, keep in mind that this compromises bottom power reaction. The combustion chamber fits the VHM cylinder head perfectly and is easy to change. The last numbers of the part number are engraved to the insert for identification.\n \n Use in combination with VHM head AA33097  More top Best for hard ground\/enduro Good resistance to detonation  This insert does not fit into an OEM head, only a VHM cylinder head.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188646138202,"sku":"AE32128-H","price":63.63,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_9a8eb892-ed2e-4639-911e-5d4c88ce1f9b_1000-1000.jpg?v=1779468911"},{"product_id":"vhm-cyl-head-nsert-125sx-13-15-tc125-14-15-11-20-0-00-1-00","title":"Vhm Cyl. Head Nsert 125sx `13-15, Tc125 `14-15              11.20   0.00    1.00 WHM Racing","description":"This insert has a lower volume \/ higher compression ratio than our VHM standard insert, meaning more low and middle range torque. This improves acceleration and gives an increased torque feeling when exiting corners. However, keep in mind that this compromises top speed. The combustion chamber fits the VHM cylinder head perfectly and is easy to change. The last numbers of the part number are engraved on the insert for identification.\n \n Use in combination with VHM head AA33097  More bottom power reaction Best for deep sand tracks Quick to adjust  This insert does not fit into an OEM head, only a VHM cylinder head. It's recommended to use good fuel against detonation.","brand":"VHM RACING PRODUCTS","offers":[{"title":"Default Title","offer_id":54188646170970,"sku":"AE32128-I","price":63.63,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1015\/6831\/5738\/files\/pim_1000-1000_ad800a79-ab79-4a2e-aa1e-68fb5bc2063e.jpg?v=1791413523"}],"url":"https:\/\/grafiteoffroad.com\/collections\/vhm-racing-products.oembed?page=4","provider":"Grafite Offroad","version":"1.0","type":"link"}