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 ...

For many people out there, the debut of the 455 HO V8 long-stroke engine in 1970 was the Pontiac GTO they’ve been waiting for since 1965 when GM decided that the highest this series could go was 400 ...

Nineteen-seventy is often considered the high-water mark of the muscle car era, but for whom? That was the year General Motors lifted its rule that limited A-body vehicles (Chevelle, Tempest, F-85, ...

The Pontiac 455 H.O. sits at the crossroads of cubic-inch excess and the first real wave of emissions-era compromise, which ...

Khris is a Mechanical Engineer and a classic car aficionado, who adores his Jags, Alfas, and old-school American muscle cars. He keeps tabs on everything from super exotics like an old EB 110 to the ...

Battle Of The H.O.S: 350 Vs. 455With installment number six, we have reached the final Pure Stock Shootout of our series. But it certainly is not going out with a whimper, as we have a battle between ...

Who wouldn't love to own an Orbit Orange '70 Judge convertible just to drop the top and drop jaws on main street? Problem is, there were only 168 '70 Judge convertibles made and in the last few years, ...