This paper explains the mechanisms that affect lubricating oil consumption in stationary gas engines. It explains the positive and negative consequences of oil consumption. It discusses the importance ...

With a fleet to manage and a bottom line to protect, you don’t always have time to research things like the new API FA-4 diesel engine oil category. As we approach the second anniversary of first ...

While writing this month's SEMA Action Network story (page 20) and taking a look at the 2016 CAFÉ standards for fleet-wide fuel economy that all the automakers are busily working toward meeting, it ...

Although sales of electric vehicles (EVs) are continuing to grow around the world and are expected to keep rising in many markets, including in the United States, the overwhelming majority of the ...

Motor oil’s protection against the wear and tear of steel engine parts takes effect only at high pressures, according to a new study. The analysis reveals the molecular behavior of a common lubricant ...

You may be aware that camshaft failure is a growing hobbyist concern. Lately, it seems we can always find someone discussing this at our local cruise-in or on Internet message boards. A common fallacy ...

The new heavy-duty engine oil category, PC-12, is nearing the finish line. Here’s what fleet maintenance managers should know before it arrives in 2027.

High Detergent? High Definition? Howdy Doody? Just what, exactly, does it mean when the label on your vehicle's motor oil uses the initials HD?

Engine oil color reveals its age, contamination level, and operating condition. Fresh oil is amber or light brown. Oil darkened to black but still translucent after a few thousand miles is normal.

Diesel engines have been around for more than half a century. Chances are that if you are around fleets or equipment, you have encountered a diesel engine. They have been described as the workhorses ...

In the era of quick-change oil shops, it's easy to overlook what's actually going into your vehicle's engine. After all, the folks doing the work are the experts, so there's no need to really have ...

Gaining a good understanding of your car's motor oil is crucial to ensuring it runs properly. If you're a Costco member, you may have come across the chain's exclusive Kirkland Signature Synthetic ...