Opel diesel straight-4 3.0 L 4 JX1 engines

Opel diesel straight-4 3.0 L 4 JX1 157 HP at 3900 RPM, 333 N⋅m at 2000 RPM engine

It's an 2999 cc (2.64 UK qt.) internal combustion reciprocating Inline 4 engine. It has bore/stroke ratio of 95.4 mm × 104.9 mm (3.76 in × 4.13 in). This engine was rated 117 kW (156.9 hp) at 3900 rpm and 333 N⋅m (245.61 lbf⋅ft) of torque at 2000 rpm.