This 1965 Buick Riviera is one of 3,354 examples produced with the Gran Sport package, and it is powered by a replacement dual-carbureted 425ci Nailhead V8 mated to a three-speed automatic transmission and a limited-slip differential. Finished in red over black vinyl, the car is equipped with 15″ Rally wheels, concealed stacked headlights, a power-adjustable driver’s seat, rear bucket seats, power windows, an AM/FM radio, and air conditioning.