Enginetech Chevy LS V8 454

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!

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

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

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.

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

The new Steel LS Mock Up Block from Speedway Motors makes it easy to fab mounts and check clearances while LS swapping your car.