Mack’s 11-liter MP7 and 13-liter MP8 engines feature an updated wave piston design that raises the compression ratio and enables more complete combustion of fuel, while a common-rail system more ...

Mack Trucks has introduced Super Econodyne Direct, a new fuel-saving option that combines the Super Econodyne engine rating with a direct-drive version of its mDrive automated manual transmission.

Combined with a two-speed coolant pump, the new features help increase MP7 fuel efficiency by up to 2.1%, according to Mack.

For the coming model year, Mack’s 11-liter MP7 and 13-liter MP8 engines get a handful of advancements designed to simplify maintenance and improve efficiency and productivity.

LAS VEGAS. Powertrain changes for 2017 will bring increased fuel economy and power, more vocational flexibility and advanced electronics to Mack Trucks, according to company officials ...

Mack Trucks revealed today its 2017 MP series engines which are designed for greater fuel efficiency, power and fewer emissions.

Mack Trucks are all over the roads and you might be wondering what powers them under the hood. There are a number of engines, and we have all the specs for you.

Mack semi-truck offerings include the Anthem, Pinnacle, and Pioneer models. The MP7, MP8 and MP8HE engines are available in the Mack Anthem, while the Pinnacle offers only MP8 and MP8HE engine ...