Piston Kit 77.00/Std 12.5:1 Gas/Yam 250 SX-F Factory Edition 2005 Yamaha WR250F

2005 Yamaha WR250F

It's recommended for use in all gasoline fuels

Look inside the airboot to make sure no dirt fell into the boot when you removed the filter

2007 - TRX500FA Rubicon [SRA]

Piston Kit 77.00/Std 12.5:1 Gas/Yam 250 SX-F Factory Edition 2005 Yamaha WR250FFeatures: All Wiseco Pistons are forged from high silicon, low expansion aluminum which offers superior strength, reduced weight, improved heat transfer, and longer life. Diamond turned finish from one of the many CNC computer controlled turning centers guarantees you a perfect finish with no size variation. Wiseco pistons can be installed in any of today*s cylinder bore compositions Wiseco*s state of the art computerized manufacturing facility is