article thumbnail

GM to double models with 40 mpg highway or better by 2017; ongoing manufacturing efficiency improvements

Green Car Congress

GM has made three product commitments for 2017 related to its sustainability strategy: to have 500,000 vehicles on the road in the US with some form of electrification ( earlier post ); to double the number of US models that can achieve an EPA-estimated 40 mpg US (5.9 In 2012, GM invested more than $7.3 Earlier post.). Earlier post.).

GM 275
article thumbnail

GM, Ford R&D execs stress importance of improved, advanced fuels for future engine efficiency gains, GHG goals

Green Car Congress

In separate presentations at the 2017 SAE High Efficiency IC Engine Symposium in Detroit, R&D executives from GM and Ford each stressed the importance of improved, advanced fuels—among other technology developments—for their future engine efficiency gains and for long-term CO 2 emissions goals. Near zero sulfur (.

GM 150
article thumbnail

Team from GM, Ford, FCA reviews how to calculate engine efficiency benefits of high octane fuels

Green Car Congress

A team of engineers from GM Powertrain, Ford and FCA have published a detailed review of how to estimate the engine efficiency benefits of higher octane fuel—e.g., Alcohol and gasoline-alcohol blends also offer efficiency benefits independent of their octane value. —Leone et al. In their study, Leone et al.

Engine 150
article thumbnail

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

Green Car Congress

Opel revealed more details about its new mid-size gasoline engine family at the Aachen Colloquium in Germany. For mass reduction the midsize gasoline engine features a two-piece crankcase design, supported at the lower end by a die-cast aluminum bedplate. SIDI engine. Click to enlarge. Earlier post.) The all-new 1.6-liter,

Gasoline 350
article thumbnail

GM Highlights Engineering Advances With Second-Generation Fuel Cell System and Fifth-Generation Stack; Poised for Production Around 2015

Green Car Congress

The production-intent fuel cell system can be packaged under the hood in about the same space as a four-cylinder engine; by contrast, the first generation system in the Equinox (with the fourth-generation stack) is about the size of a file cabinet, says Charles Freese, executive director of GM Fuel Cell Activities. Source: GM.

GM 262
article thumbnail

Advanced Turbocharged, Direct Injected Gasoline Engines Poised to Take on Diesels in US and in Europe for Reduced Fuel Consumption and Emissions

Green Car Congress

Cackette was in effect suggesting that the future tailpipe emissions baseline (LEV III) for light duty passenger vehicles—both diesel and gasoline—was likely to be or to approximate CA SULEV/US Tier 2 Bin 2. We see dramatic downsizing and boosting [as] something that’s going to for gasoline engines especially. John Kirwan.

Gasoline 150
article thumbnail

GM To Develop Compact Engine And Dual Clutch Transmission With SAIC

Green Car Reports

General Motors is calling on Chinese partner SAIC to help develop a new downsized gasoline engine family and an advanced dual clutch transmission, one of the first major developments between the two automotive giants and surely not the last. The new engines, which will be offered in displacements ranging from 1.0-

Engine 75