EFI Archives - Page 4 of 6 - Engine Builder Magazine
Electronic Fuel Injection for the Masses

There’s no way to sugar coat it. Unless you’ve got a rock-solid niche business in building vintage engines, chances are you’ll need to become an expert with EFI products and how to tune engines with these systems.

FAST 2020 EFI Training Courses

2 Classes! May 8th & October 16th The perfect course for those considering a switch from carburetors to EFI. Curriculum includes basic terminology, component overview and installation fundamentals for both EZ-EFI and XFI. The class features a live demonstration of an XFI Sportsman system where students get the opportunity to see a system from the first

Sniper EFI Stealth 4150 Fuel Injection Systems

Holley has announced the release of a new fuel injection system from its Sniper EFI division. Modeled after an Ultra XP carburetor, the Sniper Stealth 4150 features four 100 lb./hr. injectors, dual feed configuration and supports up to 650 hp naturally aspirated.

Holley Terminator Stealth EFI 2×4 Components

Holley has announced the release of Terminator Stealth EFI 2×4 Upgrade Components, which allow those who already have a single Terminator Stealth setup to upgrade to a dual 2×4 Terminator EFI setup using the throttle body they already have.

Holley Sniper EFI HyperSpark Distributors

Designed specifically for 258 cubic-inch Jeep engines, these kits utilize a high-output HyperSpark CD Ignition Box, which produces 535 volts of primary voltage, and a HyperSpark Ignition Coil, which send 45,000 volts worth of fuel-burning power to the plugs.

Edelbrock Pro-Flo 4 EFI System

When choosing to upgrade your engine to modern fuel injection, Edelbrock’s Pro-Flo 4 EFI systems give you what you need to upgrade to powerful and efficient sequential port fuel injection.

Holley EFI Components

Holley has announced the release of a large and varied assortment of new EFI components – High Flow Dual Port Boost Control Kits, Current Transducers, EV6 Unterminated Injector Harnesses, Unterminated Flying Lead Main Harnesses, and 1/8-NPT Sensor Blocks.

Holley Sniper EFI HyperSpark Ignition System

Holley/MSD has announced the release of HyperSpark Ignition from Sniper EFI, which has been developed with one goal in mind: to make it easy to add ignition-timing control to virtually any Sniper EFI application. Available for multiple Chevy, Ford, and Chrysler engines, it’s a complete system, including a high output CD ignition box, billet distributor, and

EFI Modules – Nothing To Be Scared About

I just finished watching my favorite TV show – Discovery Channel’s Street Outlaws. A good portion of each episode is devoted to tuning these 2,000-3,500 hp monsters to get down the street without smoking the tires the entire 1/8th mile. However, you rarely see any hoods open or any adjustments to the engine taking place.

Holley Sniper EFI High-Horsepower Super Sniper 4150

Holley/MSD has announced the release of Sniper EFI’s High-Horsepower Super Sniper 4150 in two versions – one with eight 100 pound-per-hour injectors for forced-induction engines making 1,250 horsepower, and one with four 100 pound-per-hour injectors for engines making up to 650 horsepower.

Howell EFI Announces 30 Year Anniversary

Thirty years ago, co-owners Matt and Bill Howell opened the doors of Howell EFI for business in Detroit. Electronic Fuel Injection (EFI) was the rage, especially in the hot rod, street rod and 4-wheel drive markets. Matt and Bill saw an opportunity to develop wiring harnesses that would allow a simpler conversion to EFI.

Holley Fuel Cell EFI Pump Module Assemblies

Holley has announced the release of Holley Fuel Cell EFI Pump Module Assemblies, which drop right in as a direct replacement for existing fuel cell cap assemblies.