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BorgWarner launches new low-friction engine timing chain; 0.3-0.6% improvement in fuel economy

Green Car Congress

BorgWarner’s next-generation 6.35 mm inverted tooth silent engine timing chains are launching on engines from Mitsubishi, Suzuki, Hyundai, General Motors Korea and one Chinese automaker. The new timing chain is designed to reduce friction, resulting in as much as 0.3 improvement in fuel economy based on customer testing.

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SAE High Efficiency IC Engine Symposium opens with consideration of alternative engine designs

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SAE’s 2012 High Efficiency IC Engine Symposium in Detroit—the second as an immediate precursor to the SAE World Congress—opened on Sunday with a consideration of several alternative engine designs: opposed piston 2-stroke (Achates Power); variable compression ratio (MCE-5); split cycle (Scuderi); and advanced rotary (Liquid Piston).

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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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Despite this progress, UCS noted, Ford, General Motors, and Chrysler still have higher than average new fleet smog-forming and GHG emissions. This report marks the first time another company has bested Honda, which came in second this year but has earned every “Greenest Automaker” designation from UCS since 1998. Methodology.

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GM to double models with 40 mpg highway or better by 2017; ongoing manufacturing efficiency improvements

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Describing its product goals and tracking progress toward its 2020 manufacturing priorities in its 2012 Sustainability Report , General Motors reaffirmed its commitment to further reduce the energy used and the environmental impacts of building and operating an automobile. Earlier post.).

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Can General Motors bounce back? The Green Piece

Green Cars News

The beleaguered automotive industry in the United States has taken its fair share of knocks over the last 12 months but none were more shocking than when one of the oldest and most well-respected brands in motoringGeneral Motors (GM) – slipped into bankruptcy earlier this year. Starting from 2010 its 2.4l

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DOE to award up to $137M for SuperTruck II, Vehicle Technology Office programs

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will design and develop a new more-efficient engine and advanced drivetrain and vehicle technologies. will design and develop a vehicle and powertrain with electrified engine components that can enable higher engine efficiency and a significantly more aerodynamically reengineered cab. General Motors. Navistar, Inc.

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Industry survey finds aluminum use in autos at all-time high; average per vehicle use expected to more than double from 2012 by 2025

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As the Obama Administration considers stricter fuel economy regulations, automakers are expected to lower the overall weight of vehicles by approximately 400 pounds (181 kg) per vehicle, and as aluminum use increases, the mix percent is expected to double. Honda leads aluminum content as a percent of curb weight at 10.7%

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