Opel gasoline straight-6 3.0 L 30 NE engines

Opel gasoline straight-6 3.0 L 30 NE 174 HP at 5600 RPM, 240 N⋅m at 4400 RPM engine

It's an 2969 cc (2.61 UK qt.) internal combustion reciprocating Inline 6 engine. It has bore/stroke ratio of 95 mm × 69.8 mm (3.74 in × 2.75 in). This engine was rated 130 kW (174.33 hp) at 5600 rpm and 240 N⋅m (177.01 lbf⋅ft) of torque at 4400 rpm.