Tag: Brad Williamson

Business
Severe Service
A historic haul, diesel particulate filter cleaning issues, options for the SD line and more severe service information items are featured.
April 1, 2012
Kenworth T800s spec’d for super-heavy haul with 550-hp engines and 18-speed transmissions backed by a 4-speed auxiliary transported these massive coke drums on custom trailers. Each rig had another T800 pushing the 702,000-lb. load behind it during the slow-going moves.
Business
Drivetrain Revolution
Innovative approaches to drivetrain design promise more efficient highway cruising.
March 1, 2012
Allison turned truck journalists loose on their Indianapolis test track to pit their new TC 10 in head-to-head competition with current automated transmissions. Although the automated transmissions performed quite well, the new Allison had a clear advantage in consistent acceleration and snappy shifts.
Business
Oil & 2010 Tech
Most manufacturers have yet to extend change intervals, but oil seems to thrive in the new engines.
November 1, 2011
Any drain extension beyond factory- recommended intervals should be made only when oil samples are analyzed and properly interpreted, and when there is little or no variation in the truck’s operation.
Business
DPF Cleaning
Careful DPF maintenance will boost both your uptime and bottom line.
October 1, 2011
Visible soot is easily dislodged, but going into small passages to clean out soot, especially if it’s gooey or hardened, is much more difficult.
Business
2010 Engine Performance
Manufacturers say EPA-driven changes yield better fuel economy and other benefits.
March 1, 2011
Steve Duley of Schneider reports only one incident of DEF going into the diesel tank, and the problem was fixed with minimal downtime. It happened because the restrictor in the filler neck had fallen out.
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