Along with their latest, the self-learning Sniper EFI system, Holley also offers universal in-tank fuel pump modules for use with existing—not EFI-specific—fuel tanks and cells.

But the Holley kit is the most complete we've ever seen, with new fuel-line clips, wiring connectors, and excellent instructions. The Holley kit definitely makes installation easier.

Holley offers a variety of kits, but we chose the EFI kit (PN 526-3, $600) that included an in-line fuel pump, billet regulator, billet 100- and 10-micron fuel filters, Earl's Super Stock hose ...

We also got a mechanical fuel pump from Holley as well as a few black AN fuel fittings and a black nylon-covered high-pressure fuel line called Pro-Lite 350 from Earl's Performance Products (also ...

To begin, remove the carburetor, inlet fuel lines and the mechanical fuel pump (if applicable). The EZ-EFI throttle body is aluminum and mounts to any intake manifold that features a common Holley ...