Moroso Billet Single Groove Crankshaft Pulley - SB Chevrolet - Single Groove - 1968-Earlier (With Short Water Pump) - 30% Reduction - 5.25" O.D 91101 8000 Performance Classic Series

8000 Performance Classic Series

Specially designed return spring arm attaches to the carb for simple installation and smooth operation

G-Force III

Aluminum billet standard volume oil pump for circle track racing applications with 7 inch deep pans

Supports up to 750 HP

Moroso Billet Single Groove Crankshaft Pulley - SB Chevrolet - Single Groove - 1968-Earlier (With Short Water Pump) - 30% Reduction - 5.25" O.D 91101 8000 Performance Classic SeriesMachined 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