Chevy's small-block V8 is bound to pop up in conversations thanks to its omnipresence in American automotive culture. But it had a larger sibling that made a strong case for the phrase "There is no ...

Chevrolet’s big-block V8s have never been subtle, and few pairings spark more debate than the 396 and the 454. Both are Mark IV “Rat Motor” legends, yet they deliver power, character, and practicality ...

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 ...

Chevy's 454 was part of the big-block's Mark IV generation, hitting the scene in 1970, right before the oil crisis, securing its status as one of the last great powerplants of the American muscle car ...