International Street Engine Control Modules

Fuel injection is here to stay and we delve into the benefits of such retrofit systems for your classic muscle car or street rod in our EFI retrofit buyer's guide!

Inside GM’s Gen V LT engine family: history, tech, and performance of each LT engine option available.

Determining the correct flexplate for your V8 Mopar-powered project takes a little understanding of how these engines were balanced. Our Mopar flexplate buyer’s guide will help.

Upgrading to electronic ignition is a huge improvement in performance, reliability, and lower maintenance that you can add to just about any engine your project may be running. Learn all about your electronic ignition choices in this buyer's guide.

There are a lot of choices when it comes to automatic shifters, and we’ll help unpack all the options and features in our automatic shifter buyer’s guide

The 4.8 LS engine is a salvage yard bargain vs the typical 5.3 or 6.0 LS and can still make great power for your LS swap needs.

Looking to swap the venerable LS engine into your hot rod, muscle car, or classic truck? Take a look at our detailed identification guide for Gen III/IV LS engines before you hit the salvage yard or swap meet!

While everyone is looking for a 6.0 LS, don’t count out the original 5.7 LS1 engine for your next LS swap performance build

Learn how HEI distributors work, how to wire and install them, and why they’re a top upgrade over points ignition systems. Includes tips on testing, vacuum advance, and DUI distributor benefits.

Use our Brake System diagram to help with your street rod brake system project. We also diagram both single flare and inverted double flare fittings for you.