• Booklet: Engine Oils and Their Filters, Understanding Oil Lubrication and Contamination Control

    Booklet: Engine Oils and Their Filters, Understanding Oil Lubrication and Contamination Control

    A great deal of research and new technology have advanced the fields of oil lubrication and contamination through oil filters. If you still think (as many do), that “All oil filters do the same thing, so why pay more for a brand name?” then it may be time to reconsider. Read More

  • Four Lethal Diesel Engine Oil Contaminants

    Four Lethal Diesel Engine Oil Contaminants

    Some contaminants are important to monitor and analyze because they are root causes of premature oil degradation and engine failure. Other contaminants are symptomatic of an active failure condition that requires a response other than just an oil change. Read More

  • Copper and Your Diesel Engine Oils

    Copper and Your Diesel Engine Oils

    I recently analyzed a database of more than 30,000 oil analysis reports from diesel engine samples (Class 8, long-haul trucks). With so much information at my fingertips, I was like a kid in a candy store. Read More

  • Understanding How Engines Consume Oil

    Understanding How Engines Consume Oil

    High consumption of engine oil is almost always a symptom or consequence of another condition of even greater importance. This article will address this issue from the standpoint of oil loss through combustion pathways (versus leakage). Read More