The Lancia Delta (20/30 hp) (Type 56) is a car which was produced during 1911 by Lancia. The Delta was based on Lancia Gamma-20HP now with bigger engine. The Delta was built with two wheelbases normal and short. The 4.1 L engine has a bore of 100 mm (3.9 in) and a stroke of 130 mm (5.1 in), making total capacity of 4084.07 cc, the engine produced 60 hp (45 kW) at 1800 rpm and gave top speed of around 115 kilometres per hour (71 mph).
- This article incorporates information from the revision as of 2008-03-22 of the equivalent article on the Italian Wikipedia.