We have 3units of MTU Serious 4000 R03s from the Navy MTU Series 4000 R03 The specification for the MTU 20V538TB91 engine Type :20V538TB91 Rated Power: 3589hp (2640kW) Number of Cylinders :20 Speed at Rated Power :1950 RPM Bore/Stroke:185mm x 20mm (7.28 in x 7.87 in) Displacement:107.5 liter (6550 cu.in) Fuel Consumption: 1150 liter/hour (303.9 gallons/hour) Dimensions (L x W x H) 3790 x 1640 x 2505mm (14575kg/32132 lbs) Cooling system: MTU-split circuit coolant system with electronically controlled thermostats And a coolant to raw water plate core heat exchanger