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1-819-342-5291 / Info@secretimport.com
9:00 a.m. to 6:00 p.m. (Mon.-Fri.) / 10:00 a.m. to 4:00 p.m. (Sat.)
1-819-342-5291 / Info@secretimport.com
9:00 a.m. to 6:00 p.m. (Mon.-Fri.) / 10:00 a.m. to 4:00 p.m. (Sat.)The Polini HPC 12mm crankshaft is a reinforced and balanced crankshaft designed for Minarelli Horizontal engines equipped with a 12mm piston pin.
It is intended for sport and mid-race builds, where a stock crankshaft begins to show its reliability limitations.
HPC (High Primary Compression) technology improves crankcase filling, resulting in better engine response, cleaner torque, and more stable revving.
Connecting rod: 80mm
Stroke: 39.2mm (stock)
12mm model: Needle bearing (compatible with other diameter bearings)
