Explore the rise of GM's iconic LS small-block engine, from its debut in the C5 Corvette to its impact on performance standards and enthusiasts today.

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 ...

Chevy LS engines are among the most popular donor motors for DIY swaps in vehicles from vintage muscle cars and Jeeps to 1970s and '80s sports cars. The LS series' high power-to-weight ratio, ...

Engine swaps are one of the timeless traditions of hot rodding. Maybe it's dropping in a small-block to replace that six-banger, or big-block instead of a Mouse. There's numerous this-for-that ...

Chevrolet's LS V8 offers unmatched longevity, simplicity, and real-world durability.

Owning a classic car, truck, or SUV is a largely joyful experience, but there are definite pitfalls that come with the territory. Having a vehicle that is decades old in your driveway or garage often ...

Lately, it's been all about the head swap. In November '04 we constructed a 2.0-liter CR/VTEC motor that never had the chance to dyno. Then, in the 2005 March and April issues we let loose our ...

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 ...