Fully Balanced Polaris XP Turbo (16-up) Stroker Crankshaft 72.5mm w/270° Crank Pin

Brian Crower 72.5mm stroker billet crankshaft for the Polaris RZR XP Turbo adds 4.5mm of stroke, with a 270 degree crank pin. It comes fully system balanced to customer bobweight specifications.

Why it holds up

• CNC machined from 4340 billet round bar
• Stress relieved, shot peened, magna flux inspected and nitrided in a multi step heat treatment
• Fully profiled counterweights
• Rod and main journals finish sized for blue or green Polaris bearings with aftermarket rods
• 72.5mm stroke, 45mm rod journal, 40.98mm main journal, 19.2 lbs

Fits

• Polaris RZR XP Turbo (16-up)

Good to know

• Balanced to this bobweight: BC rod (BC6911 or BC6912) 428 / 162g, CP piston (93mm bore) 368g, CP pin (9310, .220 in wall) 120g, CP ring pack 29g, ACL bearings 30g, CP locks 2g.