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ORNL researchers quantify the effect of increasing highway speed on fuel economy

Green Car Congress

This website, jointly maintained by the US Department of Energy and the US Environmental Protection Agency (EPA), provides information such as official EPA “window label” fuel economy estimates for city, highway, and combined driving for all U.S.-legal Analysis has focused on speeds of 50, 60, 70 and 80 mph. [ 50 to 60 mph.

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Ford tweaking calibrations to boost on-road fuel economy for MY2013 hybrids

Green Car Congress

Ford is boosting the on-road fuel economy performance of its 2013 model year hybrid vehicles in the US and Canada. Starting in August, the company will make calibration updates for owners at dealerships designed to improve on-road fuel economy of the 2013 Ford C-MAX Hybrid, 2013 Ford Fusion Hybrid and 2013 Lincoln MKZ Hybrid.

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Consumer Reports testing finds many small turbo engines underperforming; fuel economy, acceleration no better than in larger conventional powertrains

Green Car Congress

Consumer Reports’ own fuel economy tests of vehicles equipped with small turbocharged engines has found in many cases that the turbocharged cars tested by CR have slower acceleration and no better fuel economy than the models with larger conventional engines, the organization said. l/100 km) figures—i.e., Earlier post.).

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2012 Chevy Sonic with 1.4L Turbo delivers 40 mpg on highway

Green Car Congress

2012 Sonic. The 2012 Chevrolet Sonic with the Ecotec 1.4L L/100km) on the highway with a six-speed manual transmission and city fuel economy of 29 mpg (8.1 turbo Sonic can reach 60 mph in 8.2 manual delivers fuel economy of 26 mpg city (9.0 Click to enlarge. turbo delivers an EPA-estimated 40 mpg US (5.9

MPG 262
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New 2.2L EU5 diesel for 2012 Land Rover Defender

Green Car Congress

liter diesel in the 2012 Defender. The smaller capacity engine delivers the same power, torque and economy as the outgoing engine, but makes this the cleanest Land Rover Defender yet produced. Performance remains similar too, with a 0-60 mph time of 14.7 Land Rover is replacing the EU4 2.4-liter liter engine.

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Downspeeding and supercharging with transmission optimization can deliver fuel economy improvement over downspeeding and turbocharging

Green Car Congress

Researchers from Southwest Research Institute (SwRI) and Eaton have demonstrated the application of downspeeding and supercharging a diesel vehicle, in conjunction with optimizing transmission gear ratios and the shift schedule, to deliver a greater improvement in fuel economy than a downsped and turbocharged configuration.

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New Ford Police Interceptors deliver up to 35% better fuel economy when idling

Green Car Congress

The city and highway fuel economy ratings for the new Ford Police Interceptors (PI) have increased by 25% over the retired Crown Victoria. Fuel economy at idle improves 35% on the Police Interceptor sedan and 32% on the Police Interceptor utility vehicle. Fuel economy test results from the LA Sheriff’s Department 2012 evaluations.