Search results

  1. M

    Specific Gravity

    I have been trying to figure out what is the difference between regular M1 and M1 EP (Extended Protection). One thing I noticed is that in 5W-30 and 5W-20, the regular M1 has a significantly lower specific gravity (what M1 calls density) than EP oils of the same weight, and also lower than...
  2. M

    Comparing Kendall, Conoco. 76, & Phillips 66 Oils

    As most people know, Kendall is now owned by ConocoPhillips. They also own the "76" brand. I checked the ConocoPhillips website for specs on these oils. I suspected that even though ConocoPhillips sells motor oil under four different brand names (Conoco, Phillips 66, "76" and Kendall) they were...
  3. M

    Who makes Walmart SuperTech Full Synthetic Oils?

    I have been asked by the moderator to not discuss this subject without proof, so here is proof that Walmart SuperTech Full Synthetic Oils are made by Shell (owners or Quaker State/Pennzoil). Of course, this is not proof of whether it is identical to PP as some have claimed, but I am not making...
  4. M

    Mobil 1 in Japan - PAO content

    I found this interesting spec sheet for Mobil 1 in Japan. I can't tell if it is the same as US Mobil 1, or if it is M1 EP (I think it is the former but not sure). I don't think it is ESP because many of those grades are not available in ESP in other countries. One thing it shows is that the...
  5. M

    Is testing for Fe an indication of engine wear?

    I have noticed that a lot of people seem to make assumptions about how much protection against engine wear an oil provides based on the amount of Fe in an oil analysis. But what about engines that are aluminum, or have stainless steel or titanium rings, etc? I could see that there may some Fe...