The LS series of GM engines have been around since the late '90s and over time have found their way into everything from trucks to Corvettes. Why? Because they are simply some of the best engines ever ...

GM's LS engine is a powerhouse, thanks to great-flowing heads that enable tremendous horsepower and high-rpm performance. But while the LS is becoming a more popular swap choice for earlier, pre-C5 ...

BluePrint Engines is the leading authority in aftermarket crate engines. Its Builder Series lineup is chock-full of killer classic and late-model powerplants that make it easy to take any build to the ...

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 engine can you get for around $5,000?

This video explores how an LS engine is constructed from the ground up, offering an inside look at each stage of assembly. Viewers will learn about the foundational steps involved in creating one of ...

We have to admit, we were somewhat perplexed when we decided to apply the Holley Terminator Stealth EFI system to our modified 5.3L LS. Our bewilderment had nothing to do with the ability of the ...