Mercedes-Benz OM906 engine
The Mercedes-Benz OM906 or Mitsubishi 6S20 is a 6.4 liter Straight-6 OHV Diesel engine with 3 valves per cylinder. It is related to the Straight-4 OM904 engine which has two cylinders chopped off, while the bore and stroke remain unchanged.
It launched in 1996 and had a Unit injector system to deliver fuel to every cylinder. It used a twin-scroll Turbocharger that was giving ~1-1.6atm of boost.
This engine is also used by Mitsubishi Fuso as 6S20, installed on Mitsubishi Fuso FJ series which is in turn a rebadged version of Mercedes Benz Axor produced by Bharatbenz in India.
| Power: | 170-210kW @ 2,200 rpm | Height: | 930mm |
| Torque: | 810-1150Nm @ 1,200-1,600 rpm | Weight: | 540kg |
| Aspiration: | Twin-scroll turbocharger, intercooler | Injection: | Direct injection |
| Compression Ratio: | 18:1 | Boost: | 1-1.6atm |
| Bore: | 102mm | Launch Year: | 1996 |
| Stroke: | 130mm | ||
| Displacement: | 6,374cc | ||
| Redline: | 2,300 rpm | ||
| Length: | 1,228mm | ||
| Width: | 640mm |