Installation Time
(approx) 2 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
No guide available for this part yet.
Sales Techs Available: 1-877-305-8966
$449.95 each
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Features, Description, Q&A, Specs & Installation
High-Performance EFI Upgrade. The Holley EFI In-Tank Fuel Pump Module (255 LPH) is a premium solution for upgrading classic fuel systems to modern EFI standards. Designed for the 1975-1977 Chevrolet Corvette C3, this module delivers reliable fuel flow to support high-performance applications. Ideal for restorations and performance builds, it simplifies the conversion process by integrating EFI-ready components.
Construction and Appearance. This Holley module is constructed with corrosion-resistant stainless steel for long-lasting durability and performance. The module comes with a pre-installed 255 LPH electric fuel pump and internal regulator set to 58 PSI, ensuring stable pressure. Its OEM-style appearance maintains the factory look while improving functionality.
Installation. Installation is straightforward thanks to its drop-in design for factory tanks. No tank modifications or extensive drilling are required, making it a convenient upgrade for experienced DIYers or professional shops.
Application. This Holley EFI In-Tank Fuel Pump Module (255 LPH) fits 1975–1977 Chevrolet Corvette C3 models.
Holley EFI 12-312
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation Info
Installation Time
(approx) 2 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
No guide available for this part yet.
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