Chevy Big Block V8 Mark IV 402 LS3 Street Rocker Arms

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.

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.

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

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 install a chrome radiator hose kit and aluminum thermostat housing on a big block Chevy for an added touch to your engine bay.

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

Speedway Motors employee Tim M. has been chipping away steadily at his '29 roadster for awhile now. This time Tim tackles one of the big pieces, the long block rebuild of his 241 Red Ram Hemi.

In this follow-up installment, Speedway Motors employee Tim M. continues his journey to revive his 241 Hemi destined for his '29 roadster build. We pick up as Tim prepares to drop his disassembled long block with a machine shop to be inspected.

For those of us afflicted with the car bug, one of the greatest things we can hope for is a spouse or significant other that gets it and supports our obsession.