Many of today's performance engines use some form of cylinder deactivation technology to increase fuel economy. When cylinders are deactivated, the engine uses less fuel, but simply "turning off" the ...
The Chrysler group will add the more economical version of its Hemi V-8 engine to more vehicles in the 2006 model year, says Chrysler COO Tom LaSorda. The Hemi engine's cylinder deactivation system, ...