GMC Chevy 7.4 Engine Parts

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

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.

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.

The 454 big block Chevy is still a popular build option for when there is no replacement for displacement!

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

Learn correct spark plug firing orders for SBC, LS, Mopar, AMC, and Ford V8s, and learn what the correct firing order means for performance.

Decode small block Chevy engine suffix codes and block casting numbers with our SBC decoding info guide. Learn how to find and decipher your small block Chevy engine codes quickly and easily!

How to maintain coolant temperature for a Big Block Chevy engine. Installation instructions for a double pass radiator and electric fan in a 1954 Chevy Bel Air.

Jeff tackles the task of installing a Big Block Engine into his 1967 Chevelle. Read about the hardships he faced and some of the tricks he learned to make this installation run smoothly.

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