Kb Performance KB258.020 Cast Piston Kit (80ci., Flat Top) - .020in. Oversize to 3.518in., 8.6:1 Compression engine-valve-train-valve-springs View the 21-783C vehicle applications

View the 21-783C vehicle applications to determine the legal status for each vehicle

heat treated for long life and specially balanced for maximum spline to shaft contact

DragonFire Racing® 4Peak Tires offer unparalleled traction in intermediate to hard terrain and are available in a wide range of popular sizes

2002-2004 Yamaha WR250F

Kb Performance KB258.020 Cast Piston Kit (80ci., Flat Top) - .020in. Oversize to 3.518in., 8.6:1 Compression engine-valve-train-valve-springs View the 21-783C vehicle applicationsHigh quality premium performance pistons are a special hypereutectic T5 aluminum alloy. This alloy makes it possible to build a lightweight piston that makes more power, runs great, uses less fuel and lasts longer than other pistons. Kit includes 2 cast pistons, 1 set of Hastings moly rings and piston pin clips. Instructions included. Use lock rings MFG #RRN 81 pkg. of 4 Vehicle Fitment: Harley Davidson FLHR Road King 1994 1998 Harley Davidson FLHRCI