William L. Porter, Designer of Classic American Cars, Dies at 93
As a senior designer at G.M., he helped create the exuberant, elongated shape of 1960s and ’70s cars like the Pontiac GTO, the Bonneville and the Trans Am.
October 23, 2026
As a senior designer at G.M., he helped create the exuberant, elongated shape of 1960s and ’70s cars like the Pontiac GTO, the Bonneville and the Trans Am.