GM has filed a patent application a variable displacement valvetrain system with rocker shaft porting and insert sleeves for ...

A recently filed patent details a new GM cylinder deactivation system that appears to be heading to the next-gen V8 engines ...

General Motors has filed a new patent that offers a look at how the company may be rethinking cylinder deactivation for its ...

GM files a patent for advanced cylinder deactivation, aiming to make V-8 engines much more efficient without sacrificing ...

How does cylinder deactivation work? When not needed, the system shuts down fuel supply to the cylinders not being used and closes the valves. There are two ways to accomplish this: 1) rocker arm ...

Manufacturers continue to develop advanced technologies that aid in the improved operational efficiency of heavy-duty commercial vehicles. This effort has been a priority for vehicle suppliers and ...

CHICAGO, March 3, 2020 /PRNewswire/ -- According to the new market research report "Cylinder Deactivation System Market by Component, No. of Cylinders (4 & 6 and Above), Valve Actuation Method ...

Dublin, March 11, 2020 (GLOBE NEWSWIRE) -- The "Cylinder Deactivation System Market by Component, No. of Cylinders (4 & 6 and Above), Valve Actuation Method (Overhead Camshaft & Pushrod Design), Fuel ...

Jacobs Vehicle Systems provides a closer look at how Cylinder Deactivation (CDA) and Active Decompression Technology (ADT) improves emissions, fuel economy and driver comfort in an International LT625 ...

28 Sep 2011, 12:26 UTC · By: Andrei Tutu // Prepare your beach gear, as you’re about to get some internal combustion tan - the latest Mercedes-Benz video takes directly under the hood of the new SLK ...

The clock is ticking for trucking manufacturers to meet challenging new emissions requirements in 2024 and 2027. On those two horizons are reductions of NOx by up to 90 percent, CO2 by up to 25 to 30 ...