A stirling type engine, powered by heat. It produces, at redline, over 100,000 pounds of torque. Redline is 400 rpm. It is called the furnace because the tip of the cylinder and cylinder head heats up to over 1000 degrees Celsius. STATS: Cost: $30,000 CAD Weight: 1 gram (red nanobots) Torque: 173,544.8 Nm @ 400 RPM Idle: 0.344 rpm Idle torque: 4 Nm Idle hp: 0.0000193 hp Redline: 400.1 rpm Horsepower: 9,886 hp @ 400 rpm