Back in the early 1990s the Gen II LT1 and LT4 engines powered GM's hottest performance cars, but GM read the tea leaves and knew that this platform would not be able to get them where they would ...

There’s a reason Chevy’s LS series small-block V-8s dominate the custom-car world. They're compact, lightweight, relatively cheap, and backed by seemingly infinite aftermarket support, making them an ...

Chevrolet's small-block engine family has gained a cult following among die-hard fans and non-GM aficionados since the original Gen 1 V8 debuted in the 1955 Chevrolet and C1 Chevy Corvette. It didn't ...

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 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, ...

Every GM aficionado knows that factory engine blocks have practical limits, both in terms of durability as well as displacement. Although production LS1 and related Gen III and IV family engine blocks ...

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 ...

Push-rod engines like Chevy's LS-series V-8s are famous thanks to their compact design, reliability, low-end torque, and reasonable weight. What they're not so great at doing is revving. That's been ...