However, it was clear this flawed engine design was not going to do the heavy lifting for GM going forward. The oil crisis had sparked critical GM vehicle downsizing programs, such as the compact ...

During the late 1980s, GM's marketers took their best shot at pitching the staid Chevrolet Celebrity as a performance car, with not-so-convincing results. The Pontiac Division had a somewhat sportier ...

The result of this cut-and-paste engineering was a 2.5-liter pushrod straight-four engine that ran rough and sounded unpleasant but held together pretty well. Production of the Iron Duke ran from 1977 ...