Kimpex Piston Kit (550cc Big Bore) - .040in. Oversize to 2.916in. - 09-727-04

All individual components will interchange with original parts
High-performance, cast pistons closely match original equipment
Engineered for the best possible heat transfer from combustion chamber to cylinder walls
Rings are replacement for one piston
All pistons are priced with ring(s), wrist pins and circlips