Cadillac Engine Control Modules

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

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

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!

Making great horsepower on a budget is the LS engine family’s claim to fame, but just like any other engine, the more power you ask of it the more you’ll need to spend.

Concerned about a transmission swap? Our engine transmission compatibility checker will help confirm what you need to make it happen.

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.

Engine Cylinder Numbers

To celebrate the upcoming 106th running of the Indianaplis 500, here's a look back at a few of the engines that have competed at the Brickyard over the years.

Save some weight by swapping in some upgraded control arms! Employee Steve L. reviews the 1970-81 Camaro Upper Control Arm.

Professional insight on some useful crate engine tools that will improve your engine building experience.