During the 1960s and early 1970s, most American V8s were heavy and built simply, and the Pontiac SD-455 is no exception.
Despite its 370-horsepower rating from the factory, this old-school muscle car engine was capable of much more than that.
Buick Motor Division engineer T. F. Wallace published a technical paper in 1978 describing a production-ready turbocharged 3.8-liter V6 designed to replace the division’s larger-displacement V8 ...
One of 16 built with three-speed manual, documented and fully restored to factory specifications.