Always garaged, the Grand Prix ... at Block Pontiac in Philadelphia, the previous owner's sons told Rob that because they had a large family, the standard front bucket seats in the '70 GP model ...

For the first installment of our three-part series, we explored Grand Prix history ... by Royal Pontiac. It was from this that the SSJ appearance package was developed for the '70 model year.

However, the ’70 Grand Prix 455 wasn’t a common thing, especially when the engine was paired to 4-speed manual transmission. The owner of this Pontiac claims only 199 units with such a ...