Moroso 64551 Moroso Ford 351-400 Cleveland/Boss 302 (4 Bolt) Crankshaft Pulley - Double Groove - Billet Aluminum

Crankshaft Pulley, Billet, double groove, 4-bolt dampeners, Ford 351-400 Cleveland, Boss 302

• Fits: Ford 351-400 Cleveland, Boss 302, 4.00" O.D.
• CNC Machined from billet aluminum with hard-coat anodized finish
• 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%
• Uses 36° x 17/32" wide belt