Product Description
PERFORMANCE CRANKSHAFT FOR MINARELLI 50cc, 2-STROKE ENGINES WITH A 10mm WRIST PIN. THIS IS A STUFFER CRANKSHAFT WITH A 41.4mm STROKE (+2.2mm)!
THE ADDITIONAL PLASTIC PADDING INCREASES PRIMARY COMPRESSION WHICH HIGHER RPM ENGINES TEND TO FAVOR.
41.4MM STROKE STUFFER CRANKSHAFT
OVERALL LENGTH: 9½ INCHES
17 SPLINES
FLYWHEEL THREAD SIZE: M10X1.25
DRIVE END THREAD SIZE: M10X1.25
INNER DIAMETER OF PISTON PIN HOLE: 14mm