Edelbrock 3.25-inch 6-rib pulley (P/N 15821) allows Professional Tuners to fine-tune supercharger drive and airflow for optimized traction and boost response. The black-anodized 6-rib design is targeted at pro-level systems where consistent belt engagement and precise drive ratios are needed. It serves as a reliable choice for tuning and matching supercharger speed to vehicle and calibration goals.
Edelbrock Pulley Supercharger E-Force Competition 3 25In