would Pontiac engine technology respond as favorably to electronic engine controls as those from the other divisions of GM? To this cause, HPP technical contributor and '74 SD-455 Trans-Am owner ...

Pontiac lingered as long as possible, and the Super Duty 455 engine was the final song they got the DJ to play as everyone shuffled off the floor. See All 27 Photos That the SD-455 was produced at ...

Now defunct, Pontiac ... engine linked to either a three-speed automatic or a four-speed manual, the 1973 Trans Am could consistently run the quarter mile in the low-14-second range. The Trans Am ...

The Super Duty designation dates to ... rounded out an engine that begged for extensive modifications. See All 9 Photos That was the case with the V-8 in the '74 Trans Am SD-455 pictured here.

Up for auction today at Bring a Trailer (which, like Car and Driver, is part of Hearst Autos) is a Brewster Green 1973 Pontiac Firebird ... era of Firebird. An SD-455 was tested by Car and Driver ...