Chev 350 Vortec Engine Edelbrock E-Force Supercharger Kit # ED1552Supercharger, E Force 122, Single Carb, Satin, Chevy, SBC, with E Tec Vortec Style Head, Kit Cylinder Head Configuration: Edelbrock E tec Vortec Supercharger Pulley Included: Yes Pulley Style: Serpentine Engine Block Deck Height: Standard deck Damper Included: No Crankshaft Pulley Grooves: 6 groove, serpentine Carburetor Quantity: One Supercharger Finish: Natural Computer Chip Programmer Included: No Multi Port Fuel Rails Included: No Fuel Injectors