The terms Rat and Mouse have been used by enthusiasts to refer to Chevy's big- and small-block engines for decades. But, there is growing use of GM's LS engine family in the rodding world, and that ...

Let's say you're building a custom car, but you're on a strict budget when it comes to the powertrain. What sort of crate ...

There seems to be no upper limit to the capability of GM's versatile LS V-8 small-block engine family, both in terms of horsepower output and displacement. Throughout the 1960s, the distinction ...

Chevrolet started making small block V8 engines all the way back in the mid-1950s and has had many different generations in that time. For over 40 years, Chevrolet made different sizes and variations, ...

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 ...

No matter what happens to the LS over the next decade, it's here to stay and will quickly replace the traditional small-block Chevy. I believe that the trend from Mouse to LS engines is happening much ...

Chevrolet introduced the legendary LS V8 engine to the world way back in 1997 as the engine powering the new C5 Corvette. That first engine, the LS1, was a 5.7 liter, aluminum block, pushrod V8 that, ...