Machinery Lubrication magazine published by Noria Corporation
Issue link: https://www.e-digitaleditions.com/i/1123345
40 | May - June 2019 | www . machinerylubrication.com Not sure if you need a high-mileage oil in your vehicle? You aren't alone. If you searched the internet for "high-mileage oil," you would fi nd more than 66 million results. You likely would see adver- tisements, price options, a few dozen brands to choose from and thousands of forum posts. e problem is that there would be very little information on what makes oil "high mileage," when it should be used or even what the diff erences are in the various brands and options. e goal of this article is to answer as many questions about high-mileage oil as possible. When to Use High-Mileage Oil High-mileage oils contain addi- tives and seal enhancers that reduce leaks (both internal and external). It's possible that after an oil change or two, the leaking could stop. is has the potential to reduce oil spots in your driveway and on burning oil in older engines. How do they work? High-mileage oils contain seal conditioners and additives that cause O-rings, gaskets and seals to swell. In some cases, older valve-guide seals in engines may have reduced seepage. is can result in lower oil consumption. Many high- mileage motor oils include detergents and claim they are designed to remove sludge from engines. Most high-mileage oils are formulated to benefi t vehicles with 75,000 miles or more. When to switch is ultimately your decision to make, but you should educate your- self to make the best determination. If you are experiencing blowby, loss of power, cylinder slap, strange noises, etc., you likely are having mechanical failures that should be addressed. ese types of issues are not something a high-mileage oil will fi x. On the other hand, if you have a high-mileage vehicle that has been High-Mileage Oil: A Practical Guide Every oil formulation will have its own additive package, with each claiming to be better than the others, but they all have the ultimate goal of providing a lubricant to help ensure a long life for your engine." " Automotive PERSPECTIVE Jeremie Edwards | Noria Corporation