Packard-Bentley
The Packard-Bentley Mavis is a one-off racing car. It is powered by a 41.6 L (2,540 cu in) Packard 4M-2500 V-12, developing 1,500 bhp (1,100 kW) and 2,000 lb⋅ft (2,700 N⋅m) of torque, sourced from an American World War II-era marine military PT boat.