Installation Time
(approx) 30 Minutes
Difficulty Level:
Simple installation for anyone.
Installation Guides
No guide available for this part yet.
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Holley EFI In-Tank Fuel Pump Module; 255 LPH (78-82 Corvette C3)Find parts that fit my vehicle
Item EK-25-902731
Our Price
$559.95 each
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Product Information
Features, Description, Q&A, Specs & Installation
Features
- In-Tank Fuel Pump Module For 1978-1982 Chevrolet Corvette
- Supports Up To 550 Horsepower
- Flows 255 Liters Per Hour (LPH)
- Internally Regulated To 58 PSI
- Includes HydraMat Patent-Pending Fuel Reservoir System That Reduces Fuel Starvation Issues
- Pre-Calibrated Fuel-Level Sending Unit Compatible With Factory Fuel Gauge
- Returns Excess Fuel Internally Inside The Tank, No External Return Line Required
- Direct Replacement For Factory Pick-Up And Sending Unit
- Compatible With Factory Fuel Hard Line Using EFI-Rated Fuel Hose
- HydraMat Filter Provides Fuel Availability During Cornering, Accelerating, Stopping, Inclines, And Low Fuel Conditions
- Fuel Type: Gasoline
- Fuel Sending Unit Resistance Range: 0-90 Ohms
- Fuel Filter, Gasket, Lock Ring, And Wire Harness Included
- Material: Steel And Plastic
- Connector Gender: Male
- Fuel Pump Type: Electric
- Operating Pressure Max: 58 PSI
- Inlet Diameter: 5/16 Inch
- Outlet Diameter: 3/8 Inch
- Single Inlet And Outlet
- Negative Ground Wiring
- Emission Code: 5
- Includes Regulator And Strainer
- Manufacturers Limited 90 Day Warranty
- Fits 78-82 Corvette C3
Description
High-Performance Fuel Delivery. The Holley EFI In-Tank Fuel Pump Module, flowing 255 liters per hour, is engineered to provide reliable and consistent fuel delivery for electronic fuel injection systems producing up to 550 horsepower. It is a direct replacement for the factory fuel pump and sending unit, ensuring compatibility with existing fuel lines and gauges while preventing fuel starvation under demanding driving conditions.
Construction and Appearance. Made with durable steel and plastic components, this fuel pump module integrates an internal fuel pressure regulator and a patent-pending HydraMat fuel reservoir system. This design maintains consistent fuel pickup even during aggressive maneuvers and low fuel levels for improved performance and longevity.
Installation. Installation is straightforward, requiring no modifications or drilling, as it directly replaces the original pump module. The unit integrates seamlessly with existing factory fuel hard lines when connected using EFI-rated hoses and clamps.
Warranty. This product is backed by a manufacturer’s limited 90-day warranty, providing peace of mind with your purchase.
Application. Specifically designed for the 1978-1982 Corvette C3, this module fits these model years without requiring any special modifications or custom fuel tanks.
Holley EFI 12-313
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (1) Fuel Pump Module
Questions & Answers
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