Moroso 64111 - Pulley, Crank, SBC, Billet

Billet Aluminum Crankshaft Pulley 69 Up SBC And 90 Deg V6 Chevy w/Long Water Pump 4.04 in. OD V-Belt Design Double Groove • Machined from the highest grade aircraft billet 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 • Uses 36° x 17/32" wide belt