The LS series of GM engines have been around since the late '90s and over time have found their way into everything from trucks to Corvettes. Why? Because they are simply some of the best engines ever ...

On the same budget, this 5.0L LS V8 is already on par with its Coyote rival, but there's still some power left to be unlocked ...

In this video, we begin building an LS engine completely from scratch — every bolt, every measurement, every clearance checked by hand. From prepping the block to installing crank, pistons, cam, and ...

Summit Racing Equipment sent us one of its 6.0L bare blocks a while ago, tasking us to scrutinize it as the basis for a performance build, and more recently, Trick Flow Specialties shipped us its ...

GM has turned out a ton of variations of their venerable LS series of engines, and one block that's easy to find and fairly cheap to buy is the 6.0L iron version. These blocks are perfect for boring ...

The increasing number of stroker crankshafts available is giving builders more options when planning a street-performance or race engine combination. The benefits of a stroker crankshaft, however, ...

The LS engine’s bottom end is the foundation for its legendary power and durability, but getting it right means mastering clearances, torque specs, and oiling strategy. Whether you’re chasing 500 hp ...