Pontiac Single Groove Crank Pulley 40% Reduction – 54450
B&B 54450 Single Groove Crankshaft Pulley offers a 40% reduction in RPM over most stock Crankshaft Pulleys. Made from Cast 356 Aluminum, each pulley is machined to exacting tolerances. These deep groove pulleys are constructed to properly align belts with existing pulleys at race engine speeds. Reduction in belt speed reduces the chance of premature failure of belt driving accessories.
- Pontiac 1971 and later V-8
- 4 Bolt
- 40% RPM Reduction
- Includes Mounting Hardware