Delphi, GM ready advanced cylinder deactivation

A monitor shows the status -- active or deactivated -- of cylinders in the Dynamic Skip Fire system under development by Delphi, General Motors and Silicon Valley software startup Tula Technology. (RICHARD TRUETT)

September 15, 2015 05:00 AM

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.

Featured Stories

Trump to announce new tariffs as industry preps for auto levies

VW plans import fee on window sticker as tariffs loom, halts vehicle shipments via rail from Mexico to U.S., memo says

Elon Musk will stay until he completes DOGE mission, White House says, dismissing earlier report

Amazon’s used-vehicle interest could threaten listings companies

Latest News

Daily 5 report for April 2: Can U.S. tariff response fill excess capacity at existing plants?

Elon Musk will stay until he completes DOGE mission, White House says, dismissing earlier report

Geely sales gather speed behind EV demand

VW plans import fee on window sticker as tariffs loom, halts vehicle shipments via rail from Mexico to U.S., memo says

Staying current is easy with newsletters delivered straight to your inbox.

See More in Cars & Concepts

Karma Automotive solidifies lineup with focus on energy range-extended powertrains

2025 Ram Heavy Duty: Redefining the monster truck with a new diesel

Aston drops the top on Volante with twin-turbo V-12 roadster

2025 Cadillac Escalade IQ: A supreme flagship gets juiced

Staying current is easy with newsletters delivered straight to your inbox.