Mercedes OM421 engines reach 216 hp. (159 kW). The working area of these motors is 11 liters. These are 6-cylinder engines with 12 valves, which, at low operating costs, provide sufficient power for an average load.
A distinctive feature of the Mercedes OM 421 engines is that they achieve high performance at low revs. These units are equipped with a turbocharging system, which allows them to increase their power with relatively small cylinder volumes. The cylinders are V-shaped in them. Prechamber fuel injection is carried out by a mechanical injection pump.
|Also called||OM 421|
|End of release||02.1993|
|Power output, hp / kW||213 / 159 at 2300 rpm|
|Number of cylinders||6|
|Torque output, Nm / rpm||1200|
|Compression ratio (compression)||16.9:1|
|Cylinder bore, mm||128|
|Piston stroke, mm||142|
|Fuel system||inline injection pump|
|Timing mechanism||spur gear|