Edelbrock 3878 | Fuel Injection Throttle Body

Part Number

3878

Throttle Body; EFI; Competition; 1.75 in. 4150 Flange; 4 bbl; 1000cfm; For Standard Square-Bore Carb Mount Flange

$744.77

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Product Information

Description

The Edelbrock #3878 Throttle Body. Victor EFI. 4-Barrel. 4150-Style Mounting Flange. 1.75" Bores. Includes GM-Style Stepper IAC Motor. Satin Finish

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

Features

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

Specifications

Bore Diameter:	1.75
Cubic Feet Per Minute Rating:	1000
Finish:	Satin
Gasket Or Seal Included:	Yes
Idle Air Control Motor Included:	Yes
Material:	Aluminum
Quantity:	Sold Individually
RGL:	WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov.
Series:	Universal 4-Barrel
Throttle Position Sensor Included:	Yes
Type:	4 Barrel

Product Questions (4)

Customer Questions

What size Edelbrock carburetor do I need?

The size of the Edelbrock carburetor you need depends on several factors, including your engine's displacement, performance goals, and intended usage. It is recommended to consult Edelbrock's carburetor sizing guidelines or seek advice from a knowledgeable professional to determine the appropriate carburetor size for your specific application.

Why is my Edelbrock carb flooding?

Several reasons can cause an Edelbrock carburetor to flood, including issues with the float level, needle and seat, or fuel pressure regulator.

How does the Edelbrock electric choke work?

The Edelbrock electric choke uses an electric heating element to control the opening and closing of the choke plate, allowing for automatic choke operation based on engine temperature.

Are Edelbrock carbs square bore?

Yes, most Edelbrock carburetors are designed as square bore carburetors.