The Edelbrock pulley part #15821 allow you to fine tune the airflow and performance of your Edelbrock Supercharger System to your preference. Edelbrock pulley part #15821 is for use with any of our Professional Tuner systems. This pulley features a black
Product Features:- 6-Rib Groove Quantity
- 3.25 in. Outside Diameter
- Aluminum Material
- Black Anodized Finish
- Serpentine (Not Included)