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fuel efficiency

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    Report: Toyota to buck engine downsizing trend, may go larger and turbo-free
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    Turbocharging isn't really Toyota's specialty, and the Japanese automaker isn't being shy about acknowledging it. Koei Saga, a senior managing officer in charge of drivetrain research and development, says that eschewing turbos and increasing displacement of engines using the Atkinson cycle can ...

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    Study: Average new-car fuel economy figures continue record pace
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    Manufacturers are making more efficient cars and trucks; we've known that to be true for some time. Nearly every new car has some sort of trick to eke a few extra miles out of every gallon of fuel. Whether that be turbocharging, active aerodynamics or hybrid technology/electrified powertrains, ...

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    Official: Diesel returning to full-size Ford vans
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    The new Ford Transit cargo van promises improved fuel economy compared to the outgoing E-Series, in part because it will be powered by the 3.5-liter EcoBoost V6. But that's not the only mill that will be powering the Transit. Ford announced that the fresh take on cargo vans will also boast a ...

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    Study: New vehicles 14% more fuel efficient than four years ago
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    It's amazing what a little regulation can do for an industry. In the past four years, the fuel economy of new vehicles has improved by an average of 14 percent, according to a new study by the University of Michigan. This increase comes on the heels of big hikes in the Corporate Average Fuel ...

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    Study: MIT, Princeton find smartphones can improve fuel efficiency by 20 percent
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    In July, at the Association for Computing Machinery MobiSys conference, research teams from the Massachusetts Institute of Technology (MIT) and Princeton University took home an award for a fuel-saving system in cars that relies on dash-mounted smartphones. MIT says the system saves fuel by ...

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    Report: Mulally urges Capitol Hill to adopt national fuel standard
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    Will there be one fuel standard to rule them all? Ford CEO Alan Mulally certainly hopes so, and he's letting Washington know. As manufacturers spend time and money pushing to reach established Corporate Average Fuel Economy goals, some states are looking to set their own rules. That could prove ...

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    Porsche offers 540-hp kit for Cayenne Turbo, improves Diesel's efficiency
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    Porsche has announced changes to its 2012 Cayenne that provide more power, increased efficiency and a few options that weren't available before. When it comes to power, the Cayenne Turbo already packs a 500-horsepower punch, but if that isn't good enough for you, Porsche is now offering a kit ...

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    Volkswagen brings XL1 Concept a step closer to reality
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    Volkswagen Formula XL1 Concept – Click above for high-res image gallery
    Volkswagen has taken another step towards making the one-liter car a reality, and this 200 mile-per-gallon dream could be on the roads within the next few years. The Formula XL1 Concept combines a two cylinder TDI ...

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    Hyundai CEO targets 50 mpg by 2025, but that figure isn't as high as you think
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    2011 Hyundai Sonata Hybrid – Click above for high-res image gallery
    The U.S. government is investigating the possibility of raising fuel economy standards to 62 miles per gallon by 2025. The Detroit Free Press reports that Hyundai isn't yet endorsing that number, but CEO John Krafcik feels ...

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    Start-stop tech might be in your next new car... are you ready? [w/poll]
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    At a stop light. In the drive-thru. In your driveway. Stop-start technology turns off the engine whenever the vehicle is on and the driver's foot is on the brake. The merits of the technology are hard to ignore; fuel economy savings as high as 15 percent. But while stop-start has been widely ...

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    Report: Next-gen boxer engine coming from Subaru this year
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    According to Automotive News, Subaru is set to release a new, more fuel-efficient version of its boxer four-cylinder engine. The powerplant should be available in both 2.0-liter and 2.5-liter configurations and will be able to offer up a 10-percent boost in fuel economy over its predecessors. The ...

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    Hyundai pledges to average minimum 50 MPG CAFE standards by 2025
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    2011 Hyundai Sonata Hybrid – Click above for high-res image gallery
    Hyundai is nothing if not ambitious. The Korean automaker announced today that it will continue its efforts to be the most fuel-efficient automaker in America through the next two decades, with plans to achieve a Corporate ...

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    EPA reveals top 10 most fuel-efficient cars since 1984, original Honda Insight takes top honors
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    Top Ten EPA-rated Fuel Sippers (1984 to present) – Click above for image gallery
    Fuel efficiency has increased dramatically in the last decade, or at least that's what we've been told. So it might come as a surprise to find out that six of the Top Ten EPA-rated Fuel Sippers from 1984 to ...

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    Officially Official: The new direct injected, multi-spark V6 and V8 engines from Mercedes-Benz
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    Mercedes-Benz 4.7-liter twin-turbo V8 – Click above for high-res image gallery
    Mercedes-Benz has officially released all the details on its new family of V6 and V8 engines due to launch this fall in the S-Class sedans and CL coupes. The new power-plants are adopting many of the same ...

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    Mazda6 diesel confirmed with hybrid-like 43 MPG
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    Mazda SKY-D and SKY-G engines – Click above for high-res image gallery
    If there's one thing we're clamoring for here in the U.S., it's more diesel engines in passenger cars. Mazda will soon be answering our cries, as it plans to launch its all-new SKY-D powertrain in its "next-generation ...

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    Ford claims biggest five-year fuel economy improvement among major automakers
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    Ford 1.6-liter EcoBoost - Click above for high-res image gallery
    According to the latest report from the Environmental Protection Agency, Ford has scored the biggest improvement in combined fuel economy of any major carmaker over the last five years. Between 2005 and 2009, Ford improved its fleet ...

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    Hyundai tops list as most fuel efficient automaker in the U.S.
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    Quick – name the most fuel efficient automobile brand in America. Did you say Toyota? Honda? Surely, you're not alone, but incorrect all the same. In fact, the answer is none other than Hyundai, which publicly set out to nab the title just one year ago. According to the United States ...

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    Average new car mpg levels hit record high in August, spurred by Cash for Clunkers
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    The success or failure of the Cash for Clunkers program that recently came to an end here in the United States has been and will continue to be debatable, but at least some good was accomplished by the legislation. According to data compiled by Wards Auto, the average new car fuel mileage hit a ...

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    From the Clutches of the Grave: Saturn Vue 2-Mode Hybrid rated at 27/30 mpg by EPA
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    Saturn Vue 2-Mode Hybrid - Click above for high-res image gallery
    While perusing the EPA's fuel economy listings, one of our readers stumbled across a vehicle that we didn't even know had been rated. The 2-Mode Hybrid version of the Saturn Vue had initially been scheduled to go into production in ...

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    Ilmor Engineering builds a five-stroke engine
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    English engineering firm Ilmor knows all about engine design, having produced powerplants for Formula One, IndyCar, and NASCAR. But its latest internal combustion creation, in contrast to those racing engines, is designed to burn fuel more frugally: a gas-powered five-stroke with diesel ...

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