Cylinder kit for modern Minarelli 50 cc engines with 12mm wrist pin. Iron cylinder & head. 2-ring piston design.
47mm Bore
12mm Pin
Replacment Rings #1100-1379
NOTE: This is essentially the 12mm wrist pin version of our popular PRCK1 kit.
Not legal for use in California on pollution controlled vehicles. Check local laws before installing.
