2003 Chevy Silverado 3500 Engine Parts

What is the best engine to swap? Discover the top engine swap options, including LS, Hemi, and Cummins, and find the best engine swap for your 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!

Over several generations of small block Chevy (and big block Chevy) engines there have been several changes that dictate what flexplate works with them. We’ll help you determine the correct flexplate for your Chevy engine in this buyer’s guide.

Take a look at a few of the rare and wonderful Chevy engines in the Museum of American Speed!

Derek kicks off his 55 Chevy rebuild with a fresh small block.

Why was the Pontiac 350 phased out for the Chevy 350? Discover the key differences, performance, and advantages between these iconic GM small-block V8 engines.

In honor of NASCAR's 75th anniversary, we're taking a look at a few remarkable engines that have powered our favorite racers to victory through the years.

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

Learn how to upgrade your stock Chevy 350 or Ford 302 for peak performance with bent exhaust systems and more. Don't settle for stock in your crate engine.

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!