Vhm Cyl. Head Yamaha Yz250 `99-24, Yz250x `16-22

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 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) 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