Wiseco 546M08750 Big Bore Piston Kit for Yamaha WR500 / YZ490 - 87.50mm 2000 Kawasaki KSF250A Mojave 1974-1975 Yamaha YZ125 (Front)

1974-1975 Yamaha YZ125 (Front)

1997 Polaris Sportsman 500

Fitments 1997 Honda TRX 200 D

1990 Yamaha YZ250

Piston Size: 86

Wiseco 546M08750 Big Bore Piston Kit for Yamaha WR500 / YZ490 - 87.50mm 2000 Kawasaki KSF250A Mojave 1974-1975 Yamaha YZ125 (Front)Wiseco Big Bore Piston Kit Part Number: 546M08750 These kits contain everything you need to complete your piston repair, the first time High Performance ring kit and alloy pin included with each piston kit for extended life and sustained power. Dedicated forgings used for superior strength to weight ratio utilizing aerospace alloy. All Piston Kits are precision crafted and forged in the USA Wiseco's Piston Kits are offered for nearly every popular