For many builds, LS performance parts for sale make sense when the project goals are clear, since defining whether power or reliability comes first helps avoid unnecessary purchases.

Project Groundhog, Part 2: Buttoning things up with the installation of heads, valvetrain, and intake on our rescued 2005-era Chevy LS truck engine. When we left Project Groundhog at the end ofPART 1, ...

Although Vortec engines fall under the "LS" branding, they aren't actually the exact same as more traditional LS engines made by General Motors.

Sometimes a good story has no romance—no big horsepower or awe-inspiring torque. Some good stories are all about the details that the big-power stories overlook. But if you play with engines like we ...

This American power unit has a track-record unlike any other modern V-8 engine.

After a recent discussion with the Editor about the best combination of performance in and dollars out, we decided to go to the source to find out what the GM powertrain engineers would do if they ...

When it comes to the Chevrolet LS family of engines, it’s hard to impress anyone anymore. With many builders easily able to pump out 1,000-plus horsepower from the forced-induction LS V8 engine ...

General Motors' LS crate engine is a series of popular V8 engines (and recently V6 engines) that punch well above their weight class. While these motors are small, they can deliver far more ...

When the all-new fifth-generation Chevrolet Corvette had its premiere in 1997, it packed a likewise all-new LS1 V8 engine making 345 horsepower and 350 pound-feet of torque — which was enough to ...

GM's LS engine has been swapped into all sorts of cars. Now some enthusiasts are swapping them into airplanes, though with plenty of modifications.