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Variable Displacement Oil Pump in Chevrolet Cruze Aids Fuel Conservation

Green Car Congress

One of many Cruze incremental engine technologies to improve fuel efficiency is the variable displacement oil pump. The pump body pivots (blue lines) causing the vanes (red lines) to move resulting in just the right volume of oil being pumped. When less oil is pumped less energy is needed which ultimately saves fuel.

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New 4-cylinder 2.5L Ecotec for Malibu marks debut of new Ecotec engine family; enhanced power, efficiency and refinement

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four-cylinder engine that will be the standard engine in the 2013 Malibu. predecessor—will be available next summer, marking the debut of the all-new Ecotec engine family. engine carries an EPA rating of 33 mpg (7.13 Like the current generation of Ecotec engines, the new 2.5L GM expects the 2.5L

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New larger 2019 Volkswagen Jetta boosts fuel economy over curren generation

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The all-new 2019 Volkswagen Jetta, unveiled in January at the North American International Auto Show (NAIAS) in Detroit ( earlier post ) will offer improved EPA-estimated fuel economy for the model: 30 mpg city (7.8 L/100km) and 40 mpg (5.88 L/100km) highway, for a combined 34 mpg (6.91

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EIA: light duty vehicle energy consumption to drop 25% by 2040; increased oil production, vehicle efficiency reduce US oil and liquid imports

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annual increase in fuel economy from 2012 to 2040 as a result of GHG emission and fuel efficiency standards for medium- and heavy-duty vehicles and engines. Domestic crude oil production increases sharply in the AEO2014 Reference case, with annual growth averaging 0.8 per year, from 21.5 l/100 km) in 2012 to 37.2 l/100 km) in 2040.

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Refreshed 2014 Toyota Yaris features revamped 1.0L engine with switching between Atkinson and Otto cycles; new hybrid

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gasoline unit that is the first member of a new family of 14 highly efficient engines to be launched by 2015. With a thermal efficiency of 37%, the engine delivers a combined-cycle fuel consumption of 4.1 mpg US), and CO 2 emissions reduced to 95 g/km in conjunction with a stop/start system. liter gasoline engine and 1.4-liter

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New 2014 Toyota Corolla brings Valvematic, new CVT to North America; up to >40 mpg highway

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liter engine with Valvematic technology; improved aerodynamics; and low rolling resistance tires. The Corolla Eco-badged models will achieve an estimated highway fuel economy rating of more than 40 mpg (5.88 l/100km) due to to the new Valvematic engine combined with a newly developed Continuously Variable Transmission (CVT).

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Coming Opel Zafira Tourer ecoFLEX 7-seater to deliver about 52 mpg US

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mpg US) in the combined cycle. To reduce friction in the engine, the camshaft is supported by needle bearings. A variable displacement oil pump delivers only the necessary oil pressure. This is controlled by the engine control module and helps to reduce the CO 2 emissions. liters of diesel per 100 km (52.3

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