Piston Ring & Bearing Kit – 40mm / 44mm Bore, 10mm / 12mm Pin | 43cc–49cc Mini Bikes
Sizes: 40mm and 44mm bore; 10mm and 12mm piston pin
For: 43cc, 47cc and 49cc mini moto, dirt and pit bike engines
Also suits ATVs, quads, go-karts and buggies with matching dimensions
Before ordering: measure your existing cylinder bore and piston pin — these are generic parts and the listed machine names are only a guide, not a guaranteed fit.
Aftermarket parts. Engine rebuilding is skilled work; have it done by a mechanic if you are not confident.
