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    Comparison List of UOAs (Blackstone v. Wix v. Amsoil v. TestOil v. WearCheck)

    OK.... The title should have actually read "Blackstone v. Wix / NAPA v. Amsoil / Polaris / Oil Analyzers v. TestOil v. WearCheck Mob 1 v. WearCheck Mob 2", but I obviously didn't have room to be so proper. Anyway, I have filled out this spreadsheet as much as I could...
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    VOA Request -- Rotella T6 15W-40 ??

    Wondering if I'm the only one interested to know more about this oil, since Shell hasn't uploaded a PDS / TDS to their site yet. Can't wait!!
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    Detailed List of Motorcycle Oils (around 15W-40 or thicker characteristics)

    I'm so OCD.... https://docs.google.com/spreadsheets/d/16uHVIi8s561ordoEB3WTqDTbDsesqSI4J3FqfgydK3k/edit?usp=sharing I was looking for a thicker 15W-40 for more "shearing-resistance". Was considering the Amsoil MCF because of the chart that shows it didn't shear, but I believe that UOAs around...
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    How often should one change low mileage vehicles due to acids?

    The old claim with conventional oil was replace every 3,000 miles or 6 months, whichever comes first. Someone on Facebook told me that synthetics don't have the same acid problem that conventionals have, so mileage is the only thing determining when one should change their oil. Definitely...
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    Couldn't any bike use 0w-50 or 5w-50??

    I read a comment that ANY vehicle could use a 0w-50 or 5w-50 oil, and the logic seems to make sense but especially with motorcycles. ~~~~~~~~~~~~~~~~ Looking at a couple commonly available 15w-40 oils, the cSt @ 40 deg C ranges from 106 to to 117. --- and the cSt @ 100 deg C ranges from 14.1...
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