The Stage6 HPC MKII (high primary compression) crankshaft for Minarelli AM6 engines. This is a full-circle crankshaft, and as such increases primary compression in the crankcase. It has been developed in cooperation Portuguese crankshaft experts and is completely made of metal (i.e. no plastic padding). The bearings can handle up to 16,000 rpm!

Con rod length: 85mm

Made in Italy.

*Included are a small end bearing and two crankshaft main bearings.

Stage6 S6-8018801