SBF 3.600" Stroke Crower UltraLight Crankshaft. 302 Mains / 1.888" B/E

The Crower Ultra-Light is Crower’s premium crank. Includes all 
the standard 4340 NT (non-twist forging) features, plus ultra
lightweight profiling, pendulum undercutting, gun drilled mains, 
four lightening holes and radius edges. Less drag in oil increases 
horsepower, rapid response throttle. 100% American Made.