Edelbrock · New
Edelbrock Victor Series Throttle Body for 4150 Flange
MPN 3878 · Store SKU ede3878
Supplier stock checked 11/7/2026, 7:10:37 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
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Product details
The Edelbrock #3878 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 #3878 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. Satin Finish The Edelbrock #3878 Throttle Body. Victor EFI. 4-Barrel. 4150-Style Mounting Flange. 1.75" Bores. Includes GM-Style Stepper IAC Motor. Satin Finish THRTTL BDY; 4150-4 BBL 1.75in. BORE W/DELPHI IAC Throttle Body
Manufacturer fitment & guides
Check 3878 against the manufacturer’s application information below.
Part-specific notes
- Not CARB approved. Destination and intended-use restrictions must be checked before sale.
- Emissions acknowledgement required before purchase.
- California Proposition 65: Y
