Wiseco 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 piston, ring(s), and circlips. Top end bearing and Wristpin not included in kit.

 Bore Size: 67.00MM

 Oversize:  1.00MM

Fits Honda CR250R, 1981'-1983'.