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The Edelbrock #3978 Victor EFI 4-barrel throttle body mounts on a standard 4150 square-bore flange with 1.75" bores and includes a Delphi/GM-style stepper IAC motor and TPS. Sand-cast and fully machined, it accepts stock air cleaner assemblies and is finished in black powder coat, offering a direct-fit throttle solution that retains stock sensor compatibility for Victor EFI manifolds.
Edelbrock Throttle Body 4-Barrel 4150 Style Flange 1 75In Bores Includes Gm/DeLPHi Iac
