Holley Diecast In-Tank RetroFit Fuel Module Returnless System

Mfg Part #

12-158

NP#

HOL12-158

Brand

Universal fit: no vehicle restriction.

• The easiest way to convert your vehicle to an in-tank, EFI fuel system
• Installs in any fuel tank from 7” to 12” deep to fit a wide variety of applications
• The low profile 5 inch diameter design is only 1.275 inches thick above the tank mounting surface for added clearance when needed
• The innovative clamping system allows you to locate the module anywhere in the tank beside your existing sending unit
• The clamping system allows you to rotate the unit 360 degrees for easier clocking of the plumbing and wiring locations under your ride
• Includes innovative Holley Hydramat to ensure consistent fuel supply. The 3” x 15” HydraMat mounting flange has 6 clocking pin locations to allow for 360 degree adjustment to clear sending unit levels or any tank floor restrictions
• Die cast aluminum construction for corrosion resistance and long lasting good looks
• ¼” NPT ports for a wide variety of plumbing options
• Ideal for Terminator EFI, Sniper EFI, MSD Atomic EFI or any TBI of EFI conversion
• Optional roll over valve available
• Two different fuel pumps are available to match your requirements - 255LPH or 400LPH for both return and returnless style systems