Interactive wiring reference for the GM E67 ECM as fitted to the 2008–2009 Chevrolet Trailblazer 4.2L Atlas I6 (LL8). Built for a '54 Chevy LL8 swap, but applies to any project that uses this ECM.

This development board is a Plug-and-Play for Mercedes engines with the 128 Pin ECU (could be used on M104, M111, M112 and M113 engines; late 90s-early 2000s. Confirm your ECU harness.) Guide valid ...

Haltech has traditionally catered to the professional racer and has for decades focused on competition applications. That focus on engineering, customer support, and the company’s high level of ...

The oxygen sensors are a vital part of measuring the amount of oxygen in the gas. If there’s something wrong with the oxygen sensor, the Check Engine Light is sure to come on, which can be annoying.

Sometimes the Check Engine Light can come on without any other symptoms occurring. While it can be tempting to keep driving, it’s important to stop and see what’s going on. It’s very possible that ...

This is the first comprehensive review on methods and materials for use in optical sensing of pH values and on applications of such sensors. The Review starts with an introduction that contains ...