Edelbrock Pulley Supercharger E-Force Competition 2 75In

Edelbrock E-Force Supercharger pulleys allow you to fine tune the air flow and performance of your E-Force Supercharger system to your preference. They are available in a 6-rib design for use with any of our Stage 3 Professional Tuner systems and a 10-rib design for use with our new small-block Chevy E-Force Classic systems. Edelbrock Pulley Supercharger E-Force Competition 2.75in. The Edelbrock?Choke Block-Off for Small Block Ford 351W/ 351C ?Intake Manifolds.