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.

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 ...

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 ...

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.

We put together a budget 5.7L LS engine (327 cubic inches) to show that you don't have to go broke to enjoy the benefits of an EFI-equipped LS engine in your classic Chevy. The engine ended up making ...

As members of the fourth-generation General Motors small block engine lineup, the LSA and LS9 variants share many similarities. In addition to their rugged reliability, pushrod-operated overhead ...

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've likely heard of plenty of Chevrolet engines known as "LS" in one form or another. But is there actually any deeper meaning to those letters?

Poet Robert Frost once wrote, "Two roads diverged in a wood, and I—I took the one less traveled by, and that has made all the difference." In other words, you could do an LS swap, but there are so ...

Internal combustion might as well be wizardry to me. I have a basic idea of how engines work and I’ve been wrenching on them since I was a teenager, so I get the gist of it, but my feeble brain still ...