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Paccar: MX Engine Series innovations backed by company’s experience

Updated Feb 10, 2010


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You might be tempted to say that Paccar’s MX Diesel Engine is all-new. But if Paccar Chairman and Chief Executive Officer Mark Pigott were close enough to hear, he’d quickly correct you.

“While it’s true that the MX Engine family is new to North America, and the MX Engine project effort is a 10-year effort that is finally coming to fruition, Paccar has been building engines via our DAF subsidiary in Europe for more than 70 years,” Pigott notes.

At an event last week at Paccar’s Technical Center in Mt. Vernon, Wash., the company showcased its new MX Engine that will be installed in Kenworth and Peterbilt trucks this summer, available with a range of 380 to 485 horsepower and torque outputs up to 1,750 lb-ft. Paccar says this power range – combined with excellent fuel efficiency, high reliability, durability, lightweight design and low cost of ownership – makes it suitable for both over-the-road linehaul and vocational applications. The MX uses selective catalytic reduction in combination with exhaust gas recirculation to meet the Environmental Protection Agency’s 2010 diesel engine emissions regulations.

“Currently, there are more than 125,000 SCR-equipped MX Engines on the road in Europe, and Paccar has relied heavily on the technology and real-world experience we’ve gained, not only from our MX Engine Series, but from the 50-year history of DAF diesel engine development in Europe and the more than 900,000 diesel engines delivered in that time,” Pigott says.

Pigott says the new family of five diesel engines is a significant step forward for the 106-year old company. One need only witness the staggering $1 billion total investment the company has made in this engine – including an all-new $400 million MX Engine plant in Columbus, Miss., that will begin production later this summer.