Edelbrock Pulley Supercharger E-Force Competition 3 875In

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; 3.875in. The Edelbrock?Choke Block-Off Small Block Ford 351M/ 400M for #2171, #3711 Intake Manifold.