A raw, unedited cold start of the classic D4-7U. We test how this vintage diesel handles a cold start without any starting aids and reveal what it takes to get it running smoothly. “It won’t work”: ...

Diesel engines are known to be reliable and long-lasting, but they can also present unique maintenance issues that you must ...

The phase-in of US EPA Tier 3 and California LEV III emission standards require further reduction of tailpipe criteria pollutants from automobiles. At the same time, the mandate for reducing Green ...

If you’ve ever found yourself standing next to a diesel engine that refuses to start on a cold winter morning, you know the sinking feeling that comes with it.

(BPT) - As more manufacturers produce diesel vehicles for consumers, owners need to be aware of the issues that may occur during the cold winter months and learn how they can protect their vehicle.

ABSTRACT The first several cycles determine the quality of an engine start. Low temperatures and air/fuel ratio cause incomplete combustion of the fuel. This can lead to dramatic increases in HC and ...