AMC tended to keep things simple with its range of V8 muscle car engines, only offering differing sizes built on the same block throughout its relatively short history. It preferred to develop ...

Pontiac's 455 ci V8 engine was its largest ever, ideal for muscle cars in the 1970s for torque and lower emissions. The 421 ...

A big horsepower number is a great selling point ... That's the most number of ponies ever squeezed out an N/A muscle car engine, but its 412 pound-feet of torque falls short of the record.

It was a six-cylinder engine meant to be powerful enough to ... people just didn't want big muscle cars anymore and GM was forced to downsize just to be able to stay on the market.

Chevy Malibu SS may be significantly lighter, but it's still not powerful enough to outgun a big-block-powered 1969 Chevelle.

Unfortunately, the Tempest engine never made it into muscle cars of the mid-to-late 1960s. A new V8 landed in 1963, but this one didn't increase the engine's size. The 326 looked much like the 389 ...