What Year Did Kenworth Start Using Def. Most coach builders managed to stockpile enough engines to hold. Web in 2008, cummins unveiled the isx cm871, this engine featured a diesel particulate filter (dpf) which trapped the particulate matter or soot produced in the engine.
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This is the only practical way this brand employs to meet. Web the dpf was mandated by the 2007 epa requirement. Any engine built after 1/12007 has the dpf. Dave, we bought the first year coach with the particulate filter on the 2007 chassis (2008 coach). Information and translations of kenworth in the most comprehensive dictionary definitions resource on the web. Web diesels built for the 2010 engine year had to have the system requiring def. Web in 2008, cummins unveiled the isx cm871, this engine featured a diesel particulate filter (dpf) which trapped the particulate matter or soot produced in the engine. Read more about it here: Same with 2007 though it seems. Web chevy started using a def after the epa became strict on it's emissions policies.
Web diesels built for the 2010 engine year had to have the system requiring def. Def came out in 2010 if i'm not. In 2007, the dpf was required for all vehicles sold in the us. Dave, we bought the first year coach with the particulate filter on the 2007 chassis (2008 coach). Web the dpf was mandated by the 2007 epa requirement. Information and translations of kenworth in the most comprehensive dictionary definitions resource on the web. This engine is designed to burn low sulphur fuel (15ppm). Read more about it here: Any engine built after 1/12007 has the dpf. Web when the truck and engine manufacturers were designing the epa 2010 equipment, cummins and detroit went the combined scr/def with egr route. Web chevy started using a def after the epa became strict on it's emissions policies.
