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Japanese carmakers still ‘most sustainable’

Green Cars News

In stark contract to the Asian manufacturers, both North American carmakers Ford and General Motors (GM) lie well into negative territory, with GM showing the most striking downside trend. GM achieved a sustainable value of minus €9.87 There is a mixed picture among European manufacturers. billion from 1999 to 2007.

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Cadillac launches new V-6 family; 3.0L Twin Turbo w/ cylinder deactivation and stop/start for CT6

Green Car Congress

Twin Turbo’s estimated 400 horsepower and 133 hp per liter is 27% greater than the BMW 740 Li’s 3.0L V-6, GM said. Unlike conventional systems, which force coolant flow from the front of the block to the back, the new patented targeted cooling system sends coolant simultaneously to each water jacket in the heads and block.

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Cadillac twin-turbo V6 and 8-speed transmission debut in 2014 CTS sedan

Green Car Congress

GM estimated fuel economy for the CTS with Twin-Turbo is 17 mpg city (13.8 The Cadillac Twin-Turbo has 15% greater power density than BMW 535i’s turbocharged 3.0L six, which is rated at 300 horsepower (223 kW), for a ratio of 100 hp/liter (74 kW/liter), and even the BMW 550i’s TwinPower 4.4L l/100 km) and 25 mpg highway (9.4

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