Cummins Inc. announced Tuesday, Jan. 2, that the Environmental Protection Agency has certified the company’s heavy-duty and midrange truck engines for 2007, and that full production of the new engines ...

Motor vehicle model years usually start in the spring or summer preceeding the calendar year for which they're named. Thus, 2007-model vehicles are already being built, but manufacturers will put a ...

An annual survey of private fleet managers conducted by PHH FirstFleet has found that the majority – some 63% – are still putting off purchasing trucks equipped with EPA ’07-certified engines. An ...

Most '07 engines will exhale through an exhaust system equipped with an oxygen catalyst and a diesel particulate filter, or DPF. The catalyst will chemically change certain pollutants into non-harmful ...

Based on customer feedback and its own research findings, diesel engine maker Cummins is now allowing customers to use the older API CI-4 grade motor oil in most of its 2007 engines. “Some fleet ...

Click here to write a Letter to the Editor. nternational Truck and Engine Corp. gave an industry briefing Tuesday at which it said it was conducting the largest field test in its history to help ...

Kenworth will install the new Paccar PX-6 and PX-8 medium-duty engines in its conventional Class 6 and 7 vehicles beginning in 2007. “The new Paccar PX-6 and PX-8 medium-duty engines are an exciting, ...

Engine maker Detroit Diesel Corp. said Friday that it will soon make a new software release available free to its customers that will boost the fuel economy of its 2007 Series 60 engines. The company ...