2003 Jeep Wrangler Engine Parts

Knowing popular engine dimensions and weights are critical to a successful engine swap in your project vehicle

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!

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.

Engine Cylinder Numbers

At long last, Project Chevelle gets a muscle car heart transplant in the form of a 383 from BluePrint Engines.

Watch Zach build our 383 engine for the 1932 Roadster. Zach and Joe breathe new life into our 383 by adding a Holley 750 4 Barrel Carburetor and Dyers 4-71 blower.

In this episode, Project Chevelle takes a big step in its muscle car transformation. It's out with the little old 307 and to the dyno with our new 383 from BluePrint Engines!

Darrian recently purchased a 302 Ford BluePrint Crate Engine for his 1962 Comet. Learn more as he walks you through what is included in the kit, it's out-of-the-box assembly and the performance metrics of the engine.

Whether you’re looking for performance improvements or heat reduction, if you decide to wrap your headers, we'll show you the benefits and possible precautions to take before you wrap your exhaust.

Project Chevelle gets new wheels and tires, and a massive personality change! Watch as we add a huge dose of visual horsepower to the old Chevelle.