Built by a father-and-son team, this 1973 Pontiac Trans Am pro-touring car was built as a high-school internship and is all Reynard Indycar under the skin.

The torque—of all the preconceived notions I might’ve had about the 1973 BMW 3.0 CS ... 3.0 CSL came along and dominated European Touring Car racing. It’s easy to see how they did it ...