Learjet 55 K&l Duplexer 620317-2 on 2040-parts.com

BMW M5 Nighthawk special edition revealed in Japan

BMW has released a special limited edition of the M5 for the Japanese market called the Nighthawk. The special run of just 10 examples will feature a matte paint BMW calls "Frozen Black," which will extend to the 20-inch wheels fitted on the car. Other custom touches will include a blacked-out grille, with the Frozen black paint on a number of exterior details.

Fiat unveils new 900cc TwinAir two-cylinder engine

Fiats of old used to feature noisy two-cylinders with a fetish for overheating, yet the Italians are at it again, this week releasing details of their new TwinAir two-cylinder 900cc engines. You can see how it works in our video below. The new engines, the first in a series of two-cylinders by the Italians, are designed to trump all other downsizing efforts. Headline figures from the 83bhp twin are 23% more power than the regular 1.2 four-pot and the same as a 1.4 16v - yet with 30% less consumption.

Lotus takes the top off Exige S

Lotus is adding an Exige S Roadster to its lineup, based on the new Exige we saw at the Frankfurt auto show. Unfortunately the road-car version will not come to the United States. The Roaster is powered by the same 345-hp V6 as in the hardtop Exige, as well as in the bigger Evora.