Opel diesel straight-4 2.0 L M9R 788 engines

Opel diesel straight-4 2.0 L M9R 788 113 HP at 3500 RPM, 290 N⋅m at 1600 RPM engine

It's an 1995 cc (1.76 UK qt.) internal combustion reciprocating Inline 4 engine. It has bore/stroke ratio of 84 mm × 90 mm (3.31 in × 3.54 in). This engine was rated 84 kW (112.65 hp) at 3500 rpm and 290 N⋅m (213.89 lbf⋅ft) of torque at 1600 rpm.