Yamaha Piston Kit - Size B Model:YZ250 Full synthetic ester base oils

Full synthetic ester base oils withstand the highest temperatures and stresses which provide the ultimate 4-stroke motorcycle oil

4% elastane

Striker can operate on regulated AC or 12V DC electrical systems

Tusk top-end gasket kits utilize top quality materials for their gaskets

Yamaha Piston Kit - Size B Model:YZ250 Full synthetic ester base oilsIn house designed and manufactured; all forgings are produced in Wssner's company owned forging operation 4 stroke pistons are made using a double bridged forging design Lightweight pistons with the tightest piston wall clearances in the industry give you a quieter running engine Standard and oversize pistons for most models, with high compression ratios available for 4 stroke applications All piston kits include piston, ring, wrist pin and pin locks