Prox Kolben-Kit Rm-z450 `05-07 12.0:1 (95.49mm)

ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine manufacturers. ProX Piston Kits are a first class solution to replace the original piston in your Motorcycle, Scooter, Moped, ATV, Personal Watercraft, etc. Coated for ultimate performance Most of the ProX pistons come with a coating. Our OEM style Tin coated pistons assist the wear in process when you just started the bike. We have developed a new skirt coating that not only assists the wear in process, but also helps reducing friction after the wear in. The black coating is made from a delicate mix of materials and will increase performance.     Product specifications Attribute Value Bore - Actual 95.50 mm Bore - Oversize STD Bore - Standard 95.50 mm Boss Space In 22.60 mm Compression Height 12.70 mm Compression Ratio - Actual 12.0:1 Country of Origin USA OEM Reference No 12111-35G01-0F0 Piston Head Type Flat Piston Pin Hole Diameter 19.00 mm Piston Size 95.49 mm Skirt Coating - Total Height 40.00 mm