Chevy LS V8 LSX 454 Engine

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

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

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.

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!

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.

The LS swap is no doubt still going strong, but if you’re planning to run an automatic behind your 4.8, 5.3, or 6.0L LS-powered ride, you’ll need to pay attention to a few items we discuss in this buyer’s guide.

Kevin W. walks through each step of installing a new alternator bracket on a 454 Big Block Chevy.

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

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