# Edelbrock Throttle Body 4-Barrel 4150 Style Flange 1 75In Bores Includes Gm/DeLPHi 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 (5-1/8" Flange) Air Cleaner assembly. A Delphi/GM-Style Stepper Style IAC Motor and TPS are included. Black Powder Coated Finish

-   All Stock Sensors And Lines Fit Like Stock

## Details

- **Price:** 882.95 CAD
- **Vendor:** Edelbrock
- **Type:** Throttle Bodies

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 882.95 CAD | In stock |

## Images

- Photo - Primary
- Photo - Primary
- Photo - Unmounted
- Photo - out of package
- Photo - out of package
- User 1
- Photo - Unmounted
- Photo - Unmounted
- Photo - Unmounted
- User 4

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/edelbrock-throttle-body-4-barrel-4150-style-flange-1-75in-bores-includes-gm-delphi-iac)
> Updated: 2026-08-18