Opel diesel straight-4 1.7 L Y 17 DTL engines

Opel diesel straight-4 1.7 L Y 17 DTL 64 HP at 4400 RPM, 130 N⋅m at 2000 RPM engine

It's an 1686 cc (1.48 UK qt.) internal combustion reciprocating Inline 4 engine. It has bore/stroke ratio of 79 mm × 86 mm (3.11 in × 3.39 in). This engine was rated 48 kW (64.37 hp) at 4400 rpm and 130 N⋅m (95.88 lbf⋅ft) of torque at 2000 rpm.