two-stroke

  • Achates opposed-piston two-stroke diesel engine, as it would be packaged for truck installation

    Could a full-size pickup truck ever get a fuel-economy rating of 37 mpg? California-based Achates Power believes it can, and its novel engine uses a design that dates back to the earliest days of internal combustion to do so. The company announced its two-stroke, opposed-piston diesel engine for pickup trucks in 2014, and revealed a prototype of that engine at the 2017 Detroit Auto Show. CHECK OUT: Achates Closer To Production Of Radically Efficient Two-Stroke Truck Diesel (Oct 2014) Called the OP-3, the 2.7-liter turbodiesel engine comes not only with that 37-mpg fuel-economy estimate, but...

  • Achates opposed-piston two-stroke diesel engine, as it would be packaged for truck installation
    Achates Closer To Production Of Radically Efficient Two-Stroke Truck Diesel

    Suppose you could take an old engine concept discarded in the 1970s, add modern fuel metering and injection control hardware and software, and offer a compact powerplant that cuts the fuel consumption of today's diesel truck engines by a third.. That's the promise of Achates Power, which has been...

  • EcoMotors OPOC engine diagram
    Bill Gates Backs EcoMotors’ New OPOC Engine With $23.5 Million Investment

    Throughout the history of the internal combustion engine there have been a multitude of scientists, inventors and entrepreneurs shouting claims about revolutionary new engine designs promising greater efficiency, more power, fewer emissions and lower production and running costs. However, to this...

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