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Lexus NX compact utility arrives in North America

Green Car Congress

Lexus has introduced the new Lexus NX compact utility, first unveiled in Beijing ( earlier post ) to North America. liter turbocharged gasoline engine has a combination water-cooled cylinder head, integrated exhaust manifold and twin-scroll turbocharger. A dual exhaust system reduces backpressure and noise. 2015 Lexus NX 300h.

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New 3-cylinder, 1.0-liter Ford EcoBoost engine to debut in European Focus range

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Downsized EcoBoost engines feature turbocharging, direct injection and other technologies and replace larger engines with no loss of performance and with lower fuel consumption. Ultimately, this all-new engine will be made available in Ford models in North America, China and in other regions. liters globally. With its 1.0-liter

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DOE to Award $187M to 9 Projects to Improve Vehicle Efficiency for Heavy-Duty Trucks and Passenger Vehicles

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Daimler Trucks North America, LLC. Develop and demonstrate technologies including engine downsizing, electrification of auxiliary systems such as oil and water pumps, waste heat recovery, improved aerodynamics and hybridization. 38,831,115. 39,559,868. Navistar, Inc. 37,328,933. Grantee Project Award. Chrysler Group LLC.

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Mazdas new SKYACTIV gasoline and diesel engines are steps on the road to its Ideal Engine; focus on compression ratio

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Since this energy loss is primarily thermal in nature and can be attributed to the exhaust, cooling system, and engine and transmission surfaces, Mazda’s R&D team’s central focus is on improving the engine’s thermal efficiency cost-effectively. Extreme compression ratio rather than downsizing. Although downsizing—i.e.,

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Ford Unveils Ford Fiesta for North America at Los Angeles Auto Show; 1.6L I4 with Ti-VCT Delivers Estimated 40 mpg Highway

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Fiesta features Twin Independent Variable Camshaft Timing (Ti-VCT) ( earlier post ) which allows the engine to be downsized for fuel economy while continuously optimizing camshaft phasing for throttle response, performance and flexibility. The block, cylinder head and oil pan—traditionally the heaviest engine components—are aluminum castings.

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Volvo Trucks SuperTruck demonstrator improves freight efficiency by 88%, fuel efficiency by 70%

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Volvo Trucks North America unveiled an innovative SuperTruck demonstrator whose combination of advanced aerodynamics, vehicle and powertrain technologies achieved a freight efficiency improvement of 88%—exceeding the 50% improvement goal set by the US Department of Energy (DOE) Supertruck I program.

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Daimler Trucks NA SuperTruck achieves 115% freight efficiency improvement over 2009 baseline; 50.2% engine BTE

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DTNA’s SuperTruck was unveiled at the 2015 Mid-America Trucking Show. DTNA unveiled its SuperTruck at the 2015 Mid-America Trucking Show (MATS) in the Freightliner Trucks booth. —Derek Rotz, principal investigator for SuperTruck, Daimler Trucks North America. The Freightliner SuperTruck uses a downsized and downsped 10.7-liter

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