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Chevrolet introduces second-generation Duramax 4-cylinder diesels; global engine

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Better efficiency also means better reliability, economy as well as lower emission levels. Water-cooled turbo. The improved variable-geometry turbo incorporates a water-cooling system in the turbine housing to reduce heat when operating at high speeds and full load. —Nicola Menarini, Global Chief Engineer, GM Powertrain.

Diesel 334
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SwRI D-EGR gasoline demo vehicle delivers diesel efficiency at lower cost; potential for LEV III/Tier 3 emissions

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improvement in city fuel economy (24.5 Southwest Research Institute (SwRI) announced preliminary test results of its Dedicated-Exhaust Gas Recirculation (D-EGR) demonstration vehicle ( earlier post ) at the SAE 2014 World Congress in Detroit. D-EGR brake specific fuel consumption (BSFC) at 2000 rpm 2 bar BMEP dropped 14.3%

Gasoline 317
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Mercedes-Benz powering ahead with €3B strategic engine initiative; increasing electrification, 48V; diesel and gasoline; cylinder deactivation

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The new six-cylinder in-line engine comes with an intelligent form of turbocharging: assisted by the ISG at start-off, the electric auxiliary compressor (eZV) guarantees immediate high torque when driving off and accelerating, bridging the time before the large exhaust turbocharger cuts in. Almost imperceptible restart of the engine.

Gasoline 150
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Downsized 5.5L V8 Biturbo in S 63 AMG Delivers 25% Fuel Savings Compared to Predecessor; Stop-Start is Standard

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An intelligently designed power transfer plays a major part in this: the unique AMG Speedshift MCT 7-speed sports transmission combines dynamism with economy, and includes a new stop-start function in the “Controlled Efficiency” driving mode. Debuting in the new Mercedes-Benz S 63 AMG, the new V8 biturbo consumes 10.5

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Ford moving to vehicle testing with advanced 2.3L MiGTDI engine research project; Tier 3 SULEV30 target with 25% fuel economy improvement

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20 bar BMEP @ 2000 - 4500 rpm. Composite intake manifold w/ integrated air-water charge air cooler assembly. Split, parallel, cross-flow cooling with integrated exhaust manifold. Cycle-based CAE analysis of fuel economy contribution of critical technologies. Earlier post.). The original envisioned architecture was 1.8L

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Toyota Introduces Hybrid Version of the Auris 2010, Optimal Drive for Gasoline and Diesel Units

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In addition to the hybrid model, the Auris 2010 powertrain line-up also offers three gasoline and three diesel engines offering the performance and economy-enhancing benefits of Toyota Optimal Drive. D-4D 180 unit delivers 177 DIN hp and maximum torque of 400 N·m (295 lb-ft) between 2000 and 2800 rpm. Earlier post.).

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2023 Toyota Crown coming to US with standard hybrid powertrain, Hybrid MAX option

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Hybrid MAX produces powerful torque at low RPM for sporty, exhilarating driving and has an EPA-estimated 30 MPG combined city/highway fuel economy rating. liter inline 4-cylinder engine is tuned to hit peak torque between 2000-3000 RPM; the front electric motor helps maximize torque production. liter engine.

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