Stroker Crankshaft (10mm Pin,41.4mm Stroke) Minarelli 50 2T
This high-quality, Ruima crankshaft is for Horizontal Minarelli 50cc 2-stroke engines with a 10mm wrist pin. This is a full-circle crankshaft with a 41.4mm stroke (stock stroke is typically 39.2mm) This gives you 2.2mm more stroke and allows you to reach that ever-elusive TRUE 80cc displacement, when paired with a big-bore cylinder kit!
As with all perfromance parts, once installed, there is NO WARRANTY on this part. We suggest having engine work done by a capable scooter repair shop.
Not legal for use in California on pollution controlled vehicles. Check local laws before installing.