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Brian Crower Polaris Pro R (22-up) 78mm Stroke Crankshaft BC5917
Brian Crower Polaris Pro R (22-up) 78mm Stroke Crankshaft BC5917
sku: 8YB03 | mpn: BC5917
Regular price
$2,800.00
Regular price
$3,360.00
Sale price
$2,800.00
Shipping calculated at checkout.
Low stock: 8 left
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78mm Pro R Stroker Crank - Now featuring induction hardened timing chain gear. Standard weight design for boosted applications. CNC machined from 4340 billet round bar. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate performance. Fully profiled counterweights, rod and main journals are finish sized to work with blue or green Polaris bearings using aftermarket rods.
| Stroke | 78mm |
| Rod Journal | 45mm |
| Main Journal | 52mm |
| Weight | 34 Lbs |
