PISTON KIT XT TT SR 500 87.50, WISECO 4045M08750 YAMAHA

Part No. 56-W4045+050.WI (phoenixmotos.com)
YAMAHA XT500 1976-1981,
YAMAHA TT500 1976-1981,
Yamaha SR500 1976-1981,
Wiseco 4045M08750 87.50mm 10:1 Compression 502cc Motorcycle

Piston Kit
Lightweight forging for instant throttle response and maximum torque Computer engineered piston skirt profiles provide minimal cylinder wall friction Anti-detonation grooves and new ring land diameter eliminates ring blow-by while maximizing engine performance Piston kit includes pistons, rings, wristpins and circlips

1981 Yamaha XT500 1981 Yamaha TT500 1980 Yamaha XT500 1980 Yamaha TT500 1979 Yamaha XT500 1979 Yamaha TT500 1978 Yamaha XT500 1978 Yamaha TT500