The C31 model, introduced in November, 1980, was the first model that was only available in a four-door form, either as a sedan or hardtop. Engines for the C31 were 1.8-liter, 2.0-liter L20, 2.4-liter L24 gasoline, and 2.8-liter diesel. The coupe was replaced by the new Nissan Leopard F30. The Toyota competitor was the Cresta hardtop and the Mark II sedan. November 1982 saw the introduction of the Limited "Givenchy Version" with Hubert de Givenchy doing the TV commercials in Japan.
In November 1980 C31-facelift model were released. Development Supervisor, Itirou Makoto Sakurai, who is in charge of development in the form of a joint appointment with the Skyline was designed to share, and four-door sedan body variant HARDTOP 4. It was redesigned in the European style and tone. The coefficient of drag (Cd value) of the four-door hardtop is 0.38. The lowest-priced Z18 is a four-cylinder engine, as is the 2-litre Z20. The L20-series are inline-six cylinder models, also available in fuel injected L20E type, and as the turbocharged L20ET - the first turbocharged Laurel. On top of the lineup was the 2.8 litre L28E, and for some export markets the 2.4 litre L24 engine (usually carburetted) was also offered. Mostly for commercial use there was the four-cylinder LD20 diesel engine, while private users usually preferred the larger six-cylinder LD28 type which was also available with much better equipment.
Source: Wikipedia, 2013