Description
BRIAN CROWER Crankshaft Nissan RB30, 90mm Stroke, 4340 Billet
4340 billet. All cranks are stress relieved, shot peened, magna flux inspected and nitrided (multi step heat treatment) for ultimate performance. Fully profiled counterweights are designed for reduced windage through the crankcase creating less oil resistance for better rpm potential.Stroke 90mmRod Journal 49.96mmMain Journal 54.95mmWeight 62.0 Lbs
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