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Mazda unveils new Mazda3; first production car to offer Skyactiv-X SPCCI engine with M Hybrid system

Green Car Congress

The all-new Mazda3 will be on display at the Los Angeles Auto Show. Running on regular gasoline, SPCCI works by compressing the fuel-air mix at a much higher compression ratio, with a very lean mix. liter versions of the latest Skyactiv-G comprise the gasoline engine lineup for the new Mazda3. The Skyactiv-D 1.8

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Study explores long-term trends in motor vehicle emissions in US urban areas; targeting high-emitters

Green Car Congress

The study found that the highest-emitting 10% of gasoline vehicles are now responsible for the overwhelming majority of running CO, NMHC, and NO x. 40%, CO running exhaust emissions from on-road vehicles decreased by ?80?90% 90% in Los Angeles, Houston, and New York City, between 1990 and 2010. Click to enlarge.

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Hyundai Unveils Its First Production Gasoline Direct Injection Engine

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Theta II GDI, its first Gasoline Direct Injection engine before an audience of engineers attending the Ninth Annual Hyundai-Kia International Powertrain Conference in Korea. GDI application will subsequently be expanded across the gasoline engine family and applied to other Hyundai models. Theta II GDI. Click to enlarge.

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Mazda debuts CX-5 crossover with full SKYACTIV technologies for North America at LA Auto Show

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Mazda North American Operations (MNAO) unveiled its all-new 2013 CX-5 compact SUV ( earlier post ) at the Los Angeles Auto Show. liter gasoline engine with a 13:1 compression ratio. liter gasoline engine with a 13:1 compression ratio. Estimated EPA fuel economy for the CX-5 is 26 city/33 highway (9.04

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Audi takes aggressive stance with diesel in the US; four new models and new 3.0L diesel engine; challenge to policymakers

Green Car Congress

In his press presentation at the Los Angeles Auto Show, Scott Keogh, the president of Audi of America, officially announced the addition of A8, A7, A6, and Q5 TDI diesel models to the Q7 and A3 TDI already on sale in the US. According to Keogh, recent fuel economy testing of the new flagship A8 TDI sedan delivered 28 mpg US (8.4

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Hyundai Introduces 2011 Sonata at LA Auto Show with 4-Cylinder GDI Engine; GDI Turbo and Hybrid Powertrains Slated

Green Car Congress

Hyundai introduced its all-new 2011 Sonata at the Los Angeles Auto Show, marking the North American debut of the latest version of the midsize sedan. liter four-cylinder engine with a Gasoline Direct-Injection (GDI) fuel delivery system. In the SE trim which includes a standard dual exhaust, the engine delivers 200 hp (149 kW).

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Mitsubishi shows XR-PHEV concept at LA Show

Green Car Congress

(MMNA) gave the Mitsubishi Concept XR-PHEV ( earlier post ) plug-in hybrid its North American debut at the 2014 Los Angeles Auto Show. The powertrain features a front engine/front-wheel drive gasoline-powered 1.1-liter For additional power optimization with reduced exhaust emissions, the 1.1-liter