Bi-piston segment POLINI Ø45mm or reboring for kit cast on YAMAHA RD, DT, TY, MX, MBK ZX CHAPPY ...

Ideal for repair or refurbish your kit 65cc Polini, here is the complete piston replacement, it comes with its clips are piston pin, and segments ... Very good! It is available in original coast, or in case of heavy wear / clamping, 2 ribs to repair your rebore high engine.