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. HBAFAN Our tooling marks will prove

Our tooling marks will prove to you that they are turned on a lathe

For electric models see part 2151

MAP sensor port

760 in Effective Stud Length

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. HBAFAN Our tooling marks will proveMachined 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