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Study Assesses Product Attribute Trade-offs and Technological Progress; Meeting Proposed Obama Fuel Economy Standards Will Require Downsizing and Change in Fleet Mix

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Changes in the attributes (clockwise from upper left, weight, power, fuel economy and torque) of the Honda Accord over time as an example of fleet trends in the US. In contrast, fuel economy actually increased by 15% during that period. Knittel, 2009. Click to enlarge.

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New Honda Earth Dreams Technology 1.6L diesel in Civic to deliver CO2 emissions of 95 g/km

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Honda’s new 1.6-liter liter i-DTEC engine in the new Civic will deliver CO 2 emissions of 95 g/km, according to Honda Motor Europe’s President, Manabu Nishimae, in his presentation at the Geneva Motor Show. It will be manufactured at Honda’s UK manufacturing facility in Swindon from the end of 2012. Honda Civic 1.6

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Honda develops VTEC Turbo direct injection gasoline engine family, including 1.0L 3-cylinder unit

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Honda Motor Co., The VTEC TURBO is a new addition to Honda’s Earth Dreams Technology suite. L 3-cylinder direct injection gasoline turbo engine. Click to enlarge. announced that it has newly developed the VTEC Turbo, a direct injection gasoline turbo engine family most suitable for small-to-medium-sized vehicles. engines: 2.0L

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Honda diesel sets new Guinness record for fuel efficiency, averaging 83 mpg US in 8,387-mile drive across 24 EU countries

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Honda has set a new Guinness World Records title for “Lowest fuel consumption – all 24 contiguous EU countries (all cars)”, recording an average 83 mpg US (2.82 The car achieved an average 932 miles (1,500 km) on each tank of fuel, at a total fuel cost for the whole journey of just £459 (US$716). Earlier post.)

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Concept: Honda RD Developing Variable Compression Ratio Engine with Dual Piston Mechanism

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Engineers from Honda R&D Co., improvement in fuel economy in operation over the Japanese 10-15 cycle. When downsizing, Kato said, using a turbocharger or supercharger to offset the decrease in output can result in a fall in the knocking limit as the boosting pressure rises, causing the thermal efficiency to fall as well.

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UCS analysis finds Hyundai-Kia with best sales-weighted new vehicle environmental performance in US in 2013

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In its sixth sales-weighted analysis of emissions from 8 major automakers’ 2013 model year vehicles, the Union of Concerned Scientists’ (UCS) latest Automaker Rankings report found that Hyundai-Kia unseated Honda as the “Greenest Automaker.” Honda came in second, with Toyota, Nissan, and Volkswagen in a three-way tie for third place.

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CALSTART survey of major auto suppliers finds 70% don’t want US to change CAFE targets; split on amount of electrification needed

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Major automotive suppliers see national fuel economy standards as important for long-term planning and investment and don’t want to see them altered by US policymakers, according to a first-of-its-kind industry survey commissioned by CALSTART and conducted by Ricardo Energy & Environment.