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USA Today: Four-cylinder engines powered nearly half of all new car sales last month

Along with eight-cylinder engines and manual transmissions, six-cylinder motors appear to be on the outs, relatively speaking. In the first quarter of this year, USA Today notes that four-cylinder lumps made up 46.5 percent of new car sales, almost a five percent jump over the same period last year.

USA Today: Four-cylinder engines powered nearly half of all new car sales last month

Along with eight-cylinder engines and manual transmissions, six-cylinder motors appear to be on the outs, relatively speaking. In the first quarter of this year, USA Today notes that four-cylinder lumps made up 46.5 percent of new car sales, almost a five percent jump over the same period last year.

Ilmor Engineering builds a five-stroke engine

English engineering firm Ilmor knows all about engine design, having produced powerplants for Formula One, IndyCar, and NASCAR. But its latest internal combustion creation, in contrast to those racing engines, is designed to burn fuel more frugally: a gas-powered five-stroke with diesel consumption.

Fiat 500 to come with two-cylinder turbo engine

Not since the Citroen 2CV has a car been sold to the mass market with a two-cylinder engine. That will change next year when Fiat begins selling its hotly anticipated revival of the 500 with a 0.9-liter turbocharged two-cylinder engine that Auto Express reports will produce between 90 and 110 bhp. The tiny two-pot is said to be 20% more economical than an average 1.2-liter city car, which translates to about 60 mpg on the combined cycle

General Motors introducing 19 new engines and powertrains

General Motors announced that it will be introducing 19 -- yes, 19 -- new engines and powertrains for the 2007 model year. The powerplants span the gamut of technologies available today and include hybrids, traditional gasoline-powered engines, ethanol powerplants and everything in between. The claim to fame for every last one is better fuel economy, reduced emissions and more choice, the automaker says.

Ford begins production of twin-turbo diesel V8

Ford Motor's new top-of-the-line diesel (photo at right) starting rolling off the production line Friday at the company's Dagenham Diesel Centre in Britain. The new powerplant is a twin-turbo 3.6-liter V8 that puts out about 265 hp (270 ps) and 472 ft-lb. of torque (640 Nm). Up to 25,000 of the new V8s will be produced annually.