Edelbrock Throttle Body 4 - Barrel 4150 Style Flange 1 75In Bores Includes GmDeLPHi Iac

The Edelbrock 3978 Victor EFI 4 - Barrel Throttle Body complements our Victor EFI line of manifolds. This throttle body mounts on a standard 4150 - style square - bore carburetor bolt spacing. It is sand cast, fully machined, and assembled by Edelbrock. The 3978 has 1.75 Throttle Bores and accepts a Standard (5 - 18 Flange) Air Cleaner assembly. A DelphiGM - Style Stepper Style IAC Motor and TPS are included. Black Powder Coated Finish