In Part 1, we introduced you to some of the dedicated engine engineers and scientists who worked on moving Pontiac out of the world of the straight-six and straight-eight and into the future of the ...

The Pontiac Grand Prix SJ 455 is a revered classic in the automotive world, known for its powerful engine and stylish design. This model stands as a testament to the golden era of American muscle cars ...

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 ...

The 1974 Trans Am SD-455 had a vinyl top after the popularity of it on other Firebird trims. Though the SD-455 wasn't in 1975 ...

The 1974 Pontiac Firebird Trans Am Super Duty represents one of the prime examples of American muscle car performance in its time before government mandates killed the trend. Pontiac managed to ...

The 455 HO was the icing on the GTO cake in 1972, with the engine producing 300 horsepower (this was the net rating, as Pontiac now aligned with the new requirements in the United States for engine ...

The Pontiac Firebird debuted in February of 1967, built on the same F-body platform as the Chevy Camaro, which had bowed five months earlier. The Firebird was a bit of a consolation prize for Pontiac, ...

View post: 2025 Acura ADX vs. 2025 Lexus UX: 5 Key Differences Historically, the Pontiac Firebird Trans Am raised the performance levels a notch or two over a plain Firebird in the muscle car ...

Pontiac GTOs continue to be highly desirable projects, as an all-original model with everything in tip-top shape can easily sell for $100k, depending on the engine and the options it comes with.