Produced from high-strength cast or billet aluminum and features a deep groove for improved belt retention at high rpm. Uses 36° x 17/32'' wide belt.
Billet Aluminum Vacuum Pump Pulley
Competition style pulley bolts directly to OEM, Holley® and other "smog" pumps used as engine vacuum pumps to improve ring sealPrecision machined from the highest grade aircraft aluminum and hard coat anodized for extended service lifeDeep V-groove ensures belt retention under all racing conditionsMachined with six holes to reduce weight5"-diameter pulley uses stock (3-bolt) mounting pattern with 1.16" bolt circleMay be used with Moroso Vacuum Pump No. 710-22640 and 710-22641 and crankshaft Pulley No. 710-23520 and 710-23523
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