Austin Mini upgraded with 3500hp V18 engine by Cummins Cummins has announced plans to introduce a unique MINI at the Goodwood Festival of Speed. It features a massive 78-liter V18 QSK78 diesel engine, with 12 turbochargers, that produces 3,500 bhp (2,610 kW / 3,549 PS) and 14,000 Nm (10,324 lb-ft) of torque. By Michael Gauthier Green - Jul 2 2010