Cummins-Westport ISL-G

Peterbilt now offering Cummins Westport nat gas engines on Model 567

Peterbilt now offering Cummins Westport nat gas engines on Model 567

The engine emissions are 90 percent lower than the current EPA NOx limit, Peterbilt says, because of a three-way catalyst in the aftertreatment, advanced engine calibration and a closed crankcase ventilation system.

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LogBook

LogBook

Driver harassment, the hours rule, Navistar's engine transision, sleep apnea regulations and more industry news items are featured.

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