Diesel engines are the backbone of the commercial vehicle industry. They haul freight, power equipment, and keep vital operations moving. But as diesel technology has advanced, so too has the ...

If you’re in fleet management or the construction industry, you undoubtedly have machines that run on diesel fuel. In addition to large trucks, more than 75% of all heavy construction equipment uses ...

We start this report with a question for do-it-yourself diesel pickup owners who perform all of their truck’s engine upkeep and repair, especially those of you with oil-burners that have more than 100 ...

Diesel fuel is generally very clean when it leaves the refinery. But it can pick up contaminants as it travels through pipelines, terminals, delivery trucks, underground storage tanks and dispensing ...

If you take the plunger out of one of today's fuel injectors and hold it in your hand, the warmth of your hand will make the metal expand so you can't get the plunger back inside the barrel. That's ...

The cleanliness of the diesel fuel in your equipment has a major impact on uptime, especially with the advent of Tier 4-compliant engines that rely on high-pressure common rail fuel injection systems.

Intake air and fueling are the primary components of the diesel performance formula. And, in theory, the more there is of each, the better a diesel engine will perform—provided the air and fuel are ...