Allstar Performance 1:1 Crank Pulley ALL31094

Crankshaft Pulley - V-Belt - 2 Groove - 4.75 in Diameter - 1 to 1 - Aluminum - Gray Anodized - Short Water Pump - Small Block Chevy - Each Brand-ALLSTAR PERFORMANCE MPN ALL31094 . **NOTE: This pulley is designed for use with 1/2 Industrial style, belts such as the following.ALL86127 29 WP to Crank ALL86128 37 WP to Crank to PS w/Block mount ALL86129 41 WP to Crank to PS w/Head mount Truck Freight NO

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