truck engines

Lean and mean vs. big and tough: Is a 13- or 15-liter engine best for you?

The leading heavy-duty engine sizes differ by only two liters, and one now dominates the market. Make sure you’re powered by the best fit for your operation.

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Xantrex: 3 inverter installation tips

1. Installation best at the factory or authorized dealer aftermarket: If you're considering an aftermarket inverter installation to an older truck or mulling options on a new vehicle, take it under advisement that leading inverter manufacturer Xantrex Technology reps have formally recommended inverter installation by a truck OEM or an authorized dealer. According to Xantrex, inverter shipments have risen sharply since 2005, and the company expects sales to increase at least 40 percent in the next ...

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Mack transmission

The Mack mDrive automated manual transmission with automated gear shifting will be available on Pinnacle model highway tractors powered by MP7 and MP8 engines. The mDrive has 12 forward and four reverse speeds, and is available in direct drive or overdrive. It has a torque capacity of 1920 lb.-ft. and a dry weight of 615 pounds. The shifting strategy for mDrive is based on cruise speeds of 1350 to 1450 rpm. The driver interacts with ...

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Paccar to open engine plant

Paccar announced the official introduction of its MX series diesel engines and the opening this summer of its new engine plant in Columbus, Miss., during a press event at the Paccar Technical Center in Mount Vernon, Wash., on Feb. 5. Not many companies are taking such steps during “the worst economy in decades,” said Paccar Chairman and CEO Mark Pigott. He credited Paccar’s ability to invest more than $1 billion in its engine initiative over the ...

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Cummins to lay off 400

The temporary job losses will be at the company's heavy duty engine plant in western New York.

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