Maintenance Q&A – July 2019

Kenworth oil, DEF-SCR

December 2019/January 2020

Paul Abelson

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Q: I have a new T680 with a Paccar MX-13 motor, 500 horsepower, 1,850 lb-ft. For years, I’ve been
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Paul Abelson, senior technical consultant, is a longtime contributor to Land Line. He’s a member of the Society of Automotive Engineers and a member of the Technology and Maintenance Council. In 1995, TMC awarded him its Silver Spark Plug award. In 2006, he received the Lifetime Achievement Award from the Truck Writers of North America. Although he’s “retired,” he still makes a popular contribution to Land Line readers with “Maintenance Q and A.”