Audi diesel straight-4 1.9 L AFN engines

Audi diesel straight-4 1.9 L AFN 109 HP engine

It's an 1896 cc (1.67 UK qt.) internal combustion reciprocating Inline 4 engine. It has bore/stroke ratio of 79.5 mm × 95.5 mm (3.13 in × 3.76 in). This engine was rated 81 kW (108.62 hp).