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 ...

Choosing the right motor for your project car just got a little easier thanks to Chevy’s latest line of LS Long Block engines, the details of which are highlighted in the following brief video summary ...

Among the go-to engines for affordable, reliable V8 swaps, you can't really beat General Motors' LS small-block engine. You can find the things in everything from Mazda RX-7s to classic Minis. A new ...

There's a reason why gearheads put both LS (not to be confused with LT) and Vortec engines under the same umbrella of "LS", despite GM originally assigning them different badges. (And in case you're ...

With the majority of the short-block assembled in Part I, the L92/LS3 engine is ready to be completed and then tested on the dyno. To recap the build, in Part I Texas Speed and Performance (TSP) used ...

Why it works: LS engines combine compact size, high power, and reliability, making them ideal for retrofitting into older trucks without excessive fabrication. Fuel system matters: Upgrading to a high ...

Introduced in 1995 with few commonalities between it and the small-block V8 architecture, the LS engine family soldiers on to this very day although General Motors refers to the latest evolution as ...

Jack Baruth at Road & Track has taken a deep dive into Motus’ small block LS-based V4 engine and the possibilities of such a powertrain—and boy, are the possibilities endless. For the uninitiated, ...

Born in the late '90s, GM’s 5.7L LS1 redefined small-block V8 performance with its lightweight aluminum build, compact pushrod design, and huge tuning potential. From Corvettes to Holden sedans, it ...

The small block Chevrolet engine, commonly known as the SBC, was introduced in 1955 as a 265 cubic inch V8 for the Chevy Bel Air and Corvette. While its 195 maximum horsepower and 260 lb-ft of torque ...

There is a lot to love about crate engines, including the fact that they come assembled and ready to rock. Even crate short-blocks that require finish assembly, like ...

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 ...