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V2-4-6-8 Coming?

Bruce Nunnally

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DETROIT -- An advanced, fast-acting cylinder deactivation system expected to be launched within five years -- probably by General Motors -- could revolutionize gasoline internal combustion engines by firing only the number of cylinders needed.

Dynamic Skip Fire, or DSF, enables a V-8-powered SUV, such as a GMC Yukon Denali, to cruise smoothly and steadily at highway speeds with the engine firing on as few as two cylinders.

That could boost fuel economy by as much as 21 percent and reduce emissions by nearly the same amount

Read more: http://www.autonews.com/article/20150915/OEM04/150919888/delphi-gm-ready-advanced-cylinder-deactivation

Tula Technology http://www.tulatech.com/


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