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Westport unveils proprietary enhanced spark-ignited natural gas system; up to 10% improvement in power and torque over diesel

Green Car Congress

The new approach to natural gas combustion technology is designed to provide vehicle and engine original manufacturers (OEMs) with a “downsized” natural gas solution that is cost competitive while providing similar levels of power, torque, and fuel economy to a larger diesel engine.

Diesel 259
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Opel presents new midsize gasoline engine at Aachen Colloquium; fuel consumption down 13%, torque and power up 33%

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The 170 hp engine has been developed with fuel economy, high low-end torque and elasticity in mind, while the performance of the 200 hp unit makes it the benchmark in its class. The valve train is operated by low-friction hydraulic roller finger followers and driven by a timing chain with a maintenance-free hydraulic tensioner.

Gasoline 350
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Powertrains for the New Opel Astra

Green Car Congress

Continuing Opel’s strategy of downsizing, a new 103 kW/140hp 1.4 Continuously variable valve timing is featured in all engines on both inlet and exhaust sides, except the 1.6-liter It focuses on excellent fuel economy and returns 5.5 The new, downsized 103 kW/140 hp 1.4-liter Turbo gasoline engine replaces the current 1.8

Exhaust 199
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DOE to award up to $137M for SuperTruck II, Vehicle Technology Office programs

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Develop and demonstrate technologies to enable a downsized, boosted, lean, low temperature gasoline combustion engine system that improves fuel economy while meeting emissions requirements. valve faces, piston crowns, and exhaust ports) to improve fuel economy. General Motors. HRL Laboratories, LLC. Description.

Vehicles 150
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Promising Delphi 1st-gen Gasoline Direct Injection Compression Ignition engine meeting ultra fuel efficient program targets

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General project targets were to deliver diesel-like or better fuel economy using E10 gasoline (RON91), and to achieve low engine-out NO x and PM using low temperature combustion, the intention being to avoid the cost of aftertreatment for NO x and PM, in addition to meeting more stringent standards. —Sellnau et al. kWh and FSN 0.1,

Gasoline 304
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Study finds fleet switch from PFI to GDI engines will result in net reduction in global warming

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Gasoline direct-injection (GDI) engines have higher fuel economy compared to the more widely used port fuel injection (PFI) engines. emission control technologies, and vehicle age and maintenance history. … Therefore, the secondary organic aerosol and ozone formation potential of the exhaust does not depend on engine technology.

Fleet 207
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Volkswagen introduces new 1L, 3-cylinder gasoline Golf; 54.7 mpg

Green Car Congress

Despite its efficiency, the Golf TSI BlueMotion with the 85 kW / 114 hp downsized 999 cc EA211-series engine reaches 100 km/h in 9.7 Exhaust manifold integrated in cylinder head. The exhaust manifold of the 1.0 The exhaust manifold of the 1.0 seconds and goes on to a top speed of 204 km/h (127 mph). Cooling and heating.

Gasoline 150