Introduced in 1970, the Chevy 454 — affectionately known as the Rat Motor – was the largest displacement Chevrolet engine to enter the big-block engine showdown of the muscle car era. At 454 cubic ...

Famously featured under the hood of the 1970 Chevy Chevelle SS 454, the 454 V8 is a big-block engine that helped define the golden age of muscle cars. Very few engines ever came close to the power and ...

In every car enthusiast, there is an underlying passion for power. Typically, that power is measured in an engine via horsepower. Though there can be some confusion as to how horsepower is calculated, ...

Oooh, two General Motors V8s within a cubic inch of each other! They have to be nearly the same engine, right? After all, the Chevrolet 454 and Pontiac 455 come from the same corporate parent, and ...

Jody Only is an author and photographer. Within the last five years in the auto industry, she has had bylines with TopSpeed, HotCars, LSXmag, Engine Labs, Chevy HardCore, and Street Muscle. She is a ...