42 cylinders heptagonal-star/6 cylinder rows
Piston Diameter 6.25", stroke 6.70", capacity: (8,757 cu inches)
7 over head camshafts driven by shafts, central steer time adjustment
4 valves/cylinder, 168 valves operated by roller rocker arms one cam moves an exhaust valve and an inlet valve
Rotational speed: up to a maximum of 2500 rpm
Torque: about 15000 Nm (approx 11063 ft/lb)
Power: about 4500 kW (approx 6034 hp)
Fuel consumption: 205 g/kWh resp. About 200 gallons diesel/h (converted diesl engine to methonal)
Direct injection 9-hole injectors
Decentralized fuel injection pump, per cylinder p ~ 15 psi
Turbo compound: 1 step axial turbine and 1 step radial blower (p ~ 2,1 bar)
Joined with crankshaft via 3 parallel hydrodynamic couplings
Compressed air start system is at work with 2175 psi compressed air on 2 cylinder banks (12 cylinders)
Dimensions: diameter 5.25 feet, length ~ 6.5 feet
http://www.youtube.com/watch?v=8oWGhgkd2Ss&NR=1