Among the Gen III engines produced from 1997 to 2007, there are essentially two to three head designs. The early design is the most common, which is based off the original LS1 ("241" casting) head.

The main focus of this story will be on identifying most of the small parts and their part numbers you will need when assembling an LS engine. For example, if you were to buy a bare, iron 6.0L ...

Compared to its LS1 and LS6 forbears, it boasted a larger 4.000-inch bore while retaining a 3.622-inch stroke, which bumped displacement to an even 6.0 liters. At its core, the LS2 resembles an ...

Chevrolet introduced the legendary LS V8 engine to the world way back in 1997 as the engine powering the new C5 Corvette. That first engine, the LS1, was a 5.7 liter, aluminum block, pushrod V8 ...

General Motors replaced its popular LS1 engine with the LS6 in 2001. By 2006, they had already been replaced by the LS7. Why didn't it stick around?