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 ...

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 ...

Sometimes folks take the “LS-swap all the things meme” literally, as is the case with the LS engine-powered Murray lawnmower featured in the following brief video. Clocking in at a little 2-and-a-half ...

Upgrading the camshaft on an LS engine can completely change its personality, unlocking significant horsepower and torque gains. The right cam choice balances power goals, drivability, and supporting ...

General Motors has always had a stable footing in the automotive industry, but its small-block engines, particularly the many generations of LS engines, gained a cult following. And it's pretty clear ...

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 ...

A few years ago, Tyler Hoover of Hoovies Garage on YouTube paid to have an LS1 V8 from an old Corvette into the rear hatch of a Porsche 911 of similar vintage. He then grenade the engine on a track ...

Lingenfelter Performance Engineering will soon raffle off a tuned 650-horsepower GM LS engine, with all proceeds from ticket sales benefitting the Make-A-Wish Foundation. The grand prize for this ...