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3SwRI Dedicated-EGR concept improves fuel economy by 15 percent

We've often heard that hitting higher fuel economy targets (like, say, the 54.5 miles per gallon CAFE requirement for 2025 in the US) will need not a silver bullet but something more like silver buckshot. In other words, the industry is going to try lots of different ways to make cars burn less fuel as they drive down the road.

AddHeavy-duty diesel engine benchmark test adds seven new engines

The Southwest Research Institute will add seven new truck and light heavy-duty diesel engines to its Heavy-Duty Diesel Engine Benchmarking programm, SwRI announced on Oct. 27. The seven engines will be tested on performance and fuel consumption with new exhaust emissions control measures – diesel particulate filters and ultra-low-sulfur diesel fuel (ULSD) – in use. The engines going under the proverbial microscope are: "three light heavy-duty diesel engines from pickup trucks includi

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