Artena
The Lambda engine was updated for the Artena. Bore was set at 82.55 mm (3.3 in) as in the 2.6 L Lambda, but stroke was reduced to a more conventional 90 mm (3.5 in). Total displacement was 1927 cc, with 55 hp (41 kW) produced at 4000 rpm.
Read more about this topic: Lancia V4 Engine