BC performance crankshafts are CNC milled from 4340 non-twist forgings in a stroke range of 4.000″, 4.125″ and 4.250″. Counterweight O.D. is designed for 6.100″ to 6.125″ length rod, approx. 1875g bobweight. Fully CNC’d on 5-axis machining centers, including oil holes for the best oiling possible. Includes 2 keyways on the snout (OEM is 1 keyway) for added keyway support in heavy duty applications, gun-drilled down the center to lighten it up without compromising strength.
Applications
- Chevrolet LS Series, 4.100″ Stroke with 58 Tooth Reluctor Wheel
