Few engines in automotive history have achieved the kind of universal reputation the Chevrolet LS platform enjoys today. What ...

It's always a big moment when a new LS engine is introduced - what's so special about the next one?

The humble LS engine remains the undisputed king of swaps, in case you haven't noticed, but why? Spoiler alert: it's about a ...

It wasn't that long ago that the words "crate engine" were tainted by an element of shame. What kind of hot rodder buys an engine that's already built? "A true gearhead builds his own engine" was the ...

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 ...

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 ...

Chevrolet Performance discontinued the supercharged LS9 crate engine after nearly 20 years, teasing 'something big' to ...

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 ...

Daud Gonzalez is a lifelong car enthusiast and automotive writer with a specialty in modified and race-ready rides. He spends most of his time modifying his cars and ruining them in the process. He is ...

Turbocharging your small block is one of the most exciting ways to unleash serious horsepower. Whether it's an old first-generation 350 small block, a modern LS, or even a Ford Windsor, bolting a ...

The closest thing to the LS9 as of May 2026 is the LT4 crate engine, which is just around $20,000 and outputs 650 supercharged ponies ...

Technically, with enough cutting and welding, you could probably make any combination of block and heads work for at least a few minutes. Slicing and dicing a set of Chevrolet LS or LT V8 heads to fit ...