EFI Archives - Engine Builder Magazine
EFI Sensors and Uses

EFI systems can employ numerous sensors to perform many tasks, including data acquisition, but this article will concentrate on only the required sensors.

Vortech Supercharged 572 cid Big Block Chevy Engine

When David Pearson of Little Evil Racing shows up at the track with his Pro 275 Foxbody Mustang, people fear him, and for good reason. David has set numerous 275 drag radial world records, and with a Vortech supercharged 572 cid big block Chevy in this Mustang, another record may fall!

Open Loop/Closed Loop and Learning

Closed-loop control can be programmed to either add or subtract up to a certain percentage of fuel in order for the engine to reach the target air/fuel ratio.

Reviewing Holley’s Terminator X EFI System

As part of our small block Ford build, we decided to use Holley’s Terminator X EFI system for plug and play Ford V8 engine control. Chris Wright of Pro Car Associates and Greg Jones of Engine Builder review all that the Terminator X offers and why Holley has been a leader in this product category.

Holley Dominator EFI Kits

Holley Dominator EFI kits are available for variety of popular applications, such as LS kits with and without drive-by-wire and transmission control and several universal kits for conventional pushrod Ford and Chevrolet engines. These Dominator EFI base kits provide nearly limitless room for growth and expandability. They feature options such as integrated electronic transmission control,

Holley EFI Kit
Hilborn 3.00-Inch Bore Big Block Chevrolet Intake Manifold

The Hilborn EFI-R injector manifold kits combine the technology of electronic fuel injection with the racing-born performance and aggressive looks of individual runner engine induction. The engine valley covers are sold separate to allow the customer to choose the correct valley cover kit based on the engine deck height Features: Hilborn high-quality heat-treated aluminum valley

Holley EFI Coyote and Gen III Hemi Smart Coils

Holley EFI Smart Coils are a bolt-in ignition upgrade for your late-model Ford Coyote or Mopar Gen III Hemi engine. Compared to a stock coil, they produce more spark energy while consuming less power without sacrificing voltage output. This means you get a hotter spark at the plug to burn the maximum amount of fuel

Holley EFI
Holley EFI Lightweight Dominator ECU

Holley EFI’s new Lightweight Dominator ECU utilizes a lighter potting material than the standard Dominator unit, which reduces total weight by 1.8 pounds.  This lightweight version is specifically intended for drag racing. It is not recommended for use in high-heat conditions (under-hood mounting installations), and applications with high continuous current draw. Features: Lightweight ECU potting

Holley Dominator EFI
Holley EFI Terminator X Stealth 4500 2×4 Kits and Service Parts

The Terminator X ECU is designed to fit with Gen 3 Ultra Dominator air cleaners and fuel crossovers, allowing you to easily convert your 4500 equipped 800+ horsepower dragster or door car!

Holley EFI
Howell EFI LT1/LT4 and EcoTec3 Harnesses for Classic Cars

Howell EFI harnesses are designed to transplant powerful engines into an unlimited number of applications from Street Rod, Pro-Touring, Off-Road, Sand Rails, Street Machines, and more.

Howell EFI
454 Big Block Chevy Engine with EFI

While combing Summit Motorsports Park during the 2021 Hot Rod Power Tour for some standout cars and engines, we spotted Rick Cox and his 1961 Oldsmobile Dynamic 88, which had a 454 big block Chevy engine proudly on display. We had to know more and so should you. Check it out.

Holley 350 LPH Fuel Pump Modules

With Holley 350 LPH Fuel Pump Modules, you can retain your factory fuel line while still upgrading your system.

Holley LPH Fuel Module