The Whipple 12-Rib Supercharger Pulley in Black is designed for belt-driven superchargers, specifically the SCP-124500-45 model. This pulley is an individual component included in the package, featuring a 4.5-inch diameter. It is a high-quality aftermarket part from Whipple, known for its performance-enhancing products in the realm of air and fuel delivery systems for cars and trucks. Ideal for those looking to upgrade their supercharger system, this pulley is a reliable choice for increasing power and performance. Item is used however in good condition
