Moroso Billet Double Groove Crank Pulley - SB Chevrolet and 90 Degree V6 Chevys - Double Groove - 1969-Later (With Long Water Pump) - 50% Reduction - 4.04" O.D. 4704021-10-XL Will function as an auxiliary

Will function as an auxiliary speed input (i

680 in Long

Mig-welded threaded inserts for transmission mounting bolts

Use Edelbrock carb stud kit #8006

Super Duty Compound

Moroso Billet Double Groove Crank Pulley - SB Chevrolet and 90 Degree V6 Chevys - Double Groove - 1969-Later (With Long Water Pump) - 50% Reduction - 4.04" O.D. 4704021-10-XL Will function as an auxiliaryMachined from solid billets of the highest grade aircraft aluminum for maximum durability Deep precision machined grooves ensure belt retention even during extreme changes in engine RPM When crankshaft and water pump pulleys are used together, water pump speed is reduced by approximately 30% Hard coat anodized for extended life Moroso Performance Products is one of the worlds most respected suppliers of automotive equipment for racing and street