The 1967 Pontiac GTO gave buyers a rare choice between two distinct 400 cubic inch performance paths, the 400 HO and the Ram Air package. Each engine delivered serious speed, but they did it with ...

In the history of American V8 engines, few have the iconic status and sheer gearhead cachet of Chrysler's 425-hp, 490 lb-ft 426 Hemi V8. But the engine's reputation stands in direct contrast to its ...

The 1971 Pontiac Trans Am 455 HO arrived just as muscle cars were being choked by new emissions rules, rising insurance premiums, and a shift toward smaller, thriftier machines. Instead of retreating, ...