It's hard to believe that General Motor's LS series of engines have been with us for 20 years. Introduced in 1997, performance enthusiasts quickly learned all this new design had to offer—these ...

We put both engines on the dyno to see which made more horsepower and torque. It didn’t go as planned. Over the past year, we assembled two very mild small-blocks aimed at the typical hot-rodder ...

Why it matters: Additive manufacturing allows rapid prototyping and production of unique LS engine parts without costly tooling, making high-performance customization more accessible. Material choices ...

Turbos and superchargers have made extra power almost easy to come by. Thanks to them, even tiny four-cylinders can make the type of numbers that used to be reserved for big-displacement engines. That ...

Why it works: LS engines combine compact size, high power, and reliability, making them ideal for retrofitting into older trucks without excessive fabrication. Fuel system matters: Upgrading to a high ...

There's a reason why gearheads put both LS (not to be confused with LT) and Vortec engines under the same umbrella of "LS", despite GM originally assigning them different badges. (And in case you're ...

Will joined the TopSpeed team over two and a half years ago, bringing his lifelong automotive passion, writing experience, and editorial expertise along with him. Whether classic or modern, American ...

You can LS swap almost anything. Enthusiasts have stuffed one of the General's LS engines in just about every kind of car you can think of: Volkswagen Beetles, old Porsches, DeLoreans, and everything ...

An Illinois-based company called Power Solutions International has received certification from the Environmental Protection Agency to sell its GM LS-based 6.0L V8 industrial mobile engines. PSI’s take ...

Shayne is a master when it comes to fabrication, especially when it comes to building super sweet exhaust systems, and Kory Holmes knows more about LS engines and LS engine swaps than anybody we're ...

The General Motors LS V8 engine can be found under the hood of a variety of GM-branded vehicles, from the Chevy Corvette to the Pontiac Grand Prix GXP. It was first unveiled in 1997 and in the decades ...