The LS engine left factory production years ago, yet it still defines modern hot rodding and the engine-swap world. “LS-swap the world!” It sounds like a joke until you realize how many people take it ...

Back in 1955, General Motors gave birth to one of America's most iconic engines, the Chevy small-block V8. Among these, the LS series, also known as the third and fourth generations of small block V8, ...

Getting your LS swap to run smoothly isn’t just about bolting in the engine — it’s about nailing the ECU setup and tuning. From disabling VATS to ensuring proper MAP and MAF configuration, each step ...

We walked the 2026 Holley LS Fest West in Las Vegas and found LS and LT swaps in everything imaginable, proving the LS engine still reigns supreme in modern hot rodding.

GM’s Chevrolet LS engines redefined the pushrod V8 to give us one of the most dominant performance platforms of the modern era. What we refer to today as the LS family of engines usually refers to the ...