Peterbilt Model 520 for which the ISL-G Near Zero Engine is available

Near-Zero Emissions Engine Available

January 31, 2017 firstclass 0

The Cummins Westport ISL-G Near Zero engine, with emissions 90 percent lower than the current EPA NOx limit, will soon be available for Peterbilt Models 567, 520 and 320, Peterbilt has announced.