ANSWERBack in 1955, you (or your grandpa) might have posed a very similar question: "Why does that new-fangled small-block Chevy make more peak power and torque at a higher rpm than my trusty Flathead ...

The engine is new, but something doesn’t feel right — so it’s coming back apart. In this video, we tear down the freshly ...

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 ...

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 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 ...

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 ...

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 ...

Chevrolet's V8 engine is on the precipice of extinction, seven decades since the first eight-cylinder small blocks went on ...

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 ...

A man much wiser than myself once said something to the tune of "On a long enough timeline, everything gets an LS." This obviously applies to cars and trucks. But it also applies to more oddball stuff ...