Description
Edelbrock - 3978
THROTTLE BODY
The Edelbrock #3978 Throttle Body. Victor EFI. 4-Barrel. 4150-Style Mounting Flange. 1.75" Bores. Includes GM-Style Stepper IAC Motor. Black Powder Coated Finish
These progressive 4-barrel throttle bodies bolt directly to standard square-bore or 4500 Series carb mount flanges for competition electronic fuel injection systems based on our Victor Series manifolds. Fully machined by Edelbrock and include a GM style throttle position sensor (TPS). They are available with and without an idle air control (IAC) motor. Will fit standard style air cleaners (5-1/8 or 4500 series). Available in standard finish or black powder coated.
- Larger Diameter Increases Flow and Performance
- Direct Bolt-On; No Modifications Necessary
- Manufactured On Sophisticated Machinery
- Butterflies Are Precision Machined
- Includes New Machined Throttle Position Sensor
- Bolts To Stock Or Aftermarket Manifold
- All Stock Sensors And Lines Fit Like Stock