Tuning Archives - Engine Builder Magazine
Harrell Engine & Dyno Shop Tour

During our week in Mooresville, NC, we couldn’t leave town before visiting Pete Harrell and his shop, Harrell Engine & Dyno. We stopped by to see what engines Pete was building, what cars he was tuning and what other cool things he was working on. He was kind enough to give us the full tour.

Jason Sack’s SML Engine Goes on the Dyno and Back in His Nova

With the SML engine fully assembled, Jason Sack visits Steve Morris Engines to help with the dyno testing and tuning, as well as fitting the new SML into the Cowboy Up Nova.

ECUMaster EMU Pro Standalone Engine Management System

The EMU Pro is an advanced system that is easy to install and operate, and provides complete control over all aspects of the engine’s operation.

Emtron’s SL8 Motorsport ECU

Emtron’s SL8 Motorsport ECU is a wire-in ECU with extreme flexibility.

Speed Density vs Alpha-N Tuning Strategies

Choosing the best strategy for your application will ensure that the correct fueling and spark event is applied to the engine.

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.

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.

Understanding Spark Plugs & Ignition Components

Simple parts such as spark plugs are much more involved than you might realize. Samantha Moore of Vector Motorsports breaks down the crucial things you need to know about spark plugs and other ignition components as they relate to your car or application.

Moore Throttle Ep. 1: Engine Tear Down Analysis

In this episode of Moore Throttle, Samantha Moore of Vector Motorsports in Brighton, MI tears down her race engine to show you how you can analyze what you find and how it applies to your tune up, and ways to make it better for the next season.

Running the Right ECU

It’s important that the ECU you choose for your vehicle’s engine makes sense for its application. Many people are not aware that the stock ECU simply isn’t going to cut it it many performance applications.

Many engine builders have said Holley is a great ECU package for your wallet and your vehicle.
Inside EFI University

Ben founded EFI University, a high-performance engine training center, in 2003 when he decided to create a weekend seminar to help encourage engine builders to embrace electronic fuel injection. Within the first six months, he was overwhelmed with requests to continue teaching it.

Oxygen Sensors & Tuning

Oxygen sensors and the closed-loop EFI systems that utilize them are fantastic tools that can unlock levels of performance unheard of just a few short years ago.