The Bonneville Convertible Hardtop is a rear wheel drive convertible/cabriolet car with a front mounted engine, manufactured by Pontiac.
It is part of Pontiac's 28 series.
The 8 cylinder, overhead valve naturally aspirated powerplant has 2 valves per cylinder and a volume of 6.4 litres. For this model it develops power and torque figures of 281 bhp (285 PS/210 kW) at 4400 rpm and 552 Nm (407 lbft/56.3 kgm) at 2800 rpm respectively.
Power is delivered to the wheels through a 3 speed manual gearbox.
Full specs