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.

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

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 ...

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 ...

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 ...

General Motors began using LS V8 engines in its muscle car lineup in 1997 with the introduction of the 5.7-liter LS1, the first of its third-generation small block design. That first iteration, used ...

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 ...

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 ...

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.