Once upon a time, we went to the dyno to test a 455 Pontiac. It all started innocently enough. We wanted a hot street-engine dyno-test story for HPP, so we called Don Johnston at DCI Motorsports in ...

TO refresh your memory from last issue, the SD-455 that you see before you belongs to HPP contributor Melvin Benzaquen. We were using it as a mule for a fuel-injection swap into his '74 T/A when it ...

1976 was a big year for America: Apple launched its first computer, Rocky made its silver screen debut, Charlie’s Angels premiered on television, and Jimmy Carter became President of the nation on its ...

Here we go again – back to when gas was cheap, cars were pretty, and America was the biggest carmaker on Planet Piston. Not only that, but it made heaps of cool machines every year, icons of the ...

The Pontiac Super Duty 455 Firebird is a legendary muscle car revered by enthusiasts and collectors alike. Produced during a brief but impactful period in the early 1970s, the Super Duty 455 ...

Although the 840-hp (on 100 octane race fuel) 2018 Dodge Challenger SRT Demon has been blowing up the internet, another high-powered American muscle car was also introduced at the 2017 New York auto ...

The 1971 Oldsmobile Vista Cruiser is a hidden gem in the realm of classic cars, boasting a unique raised-roof design and a powerful V8 engine. This model, equipped with a 455 cubic-inch engine, is a ...

Although the 840-hp (on 100 octane race fuel) 2018 Dodge Challenger SRT Demon has been blowing up the internet, another high-powered American muscle car was also introduced at the 2017 New York auto ...