Chevron says its new heavy-duty diesel engine oil is so effective at reducing DPF soot that exhaust systems could once again become hands-off maintenance items for some long-haul fleets. Hailing it as ...

Note: This is the second in a series that looks at the diesel particulate filter and maintenance best practices that an impact its lifecycle. The first installment, "Diesel coolant heaters boost DPF ...

Variable injection pressures help displace the diesel particulate filter while dialing up a 12% increase in torque that can be varied to reduce fuel consumption Bobcat Eliminates the DPF on Tier 4 500 ...

The diesel engine has undergone a significant evolution over the past two decades. Most of these changes were designed to reduce emissions and air pollution, but once early generation emission goals ...

Introduction Much has been published during the past decade about air quality concerns and harmful atmospheric emissions discharged by current diesel engines equipped with DPF (Diesel Particulate ...

The Diesel Particulate Filter (DPF) is an important part of modern diesel vehicles that many people don’t understand. The DPF’s main job is to catch harmful soot and ash from the exhaust stream before ...

Manufacturers are busy rolling out solutions to meet Final Tier 4 off-road requirements for diesel engine exhaust emissions, and the technologies look very familiar to those already in use in the ...

Every little bit of efficiency a fleet can squeeze out of engines can go a long way in maintaining a healthy profit margin. Even for fleets that spec the latest in aero kits, low rolling resistant ...

This story appears in the November/December 2009 issue of Equipment & Maintenance Update, a supplement to the Nov. 23 print edition of Transport Topics. Click here to subscribe today. The ire of fleet ...