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Interesting Read On Future Motor Oils

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  • Dick W.
    Former NCRS Director Region IV
    • June 30, 1985
    • 10483

    Interesting Read On Future Motor Oils

    From a Shell Oil event in Germany

    More evolved engines need a more evolved oil — that’s the basic premise of the PC-11 (proposed category 11) diesel engine oil in the works by the American Petroleum Institute.

    And that was also the basic premise of an international Shell Rotella press event here in Hamburg, Germany, Aug. 28 at one of just a worldwide handful of Shell Technology Centers, but with an even more specific message: Low viscosity oils will work for trucking, as long as the durability and engine protection ability of modern engine oils remains.
    A half-dozen Shell managers and engineers reiterated and elaborated on the point, saying low viscosity oils are the basis for the next round of compliance challenges that face engine manufacturers — decreasing fuel consumption and, in turn, carbon dioxide emissions.
    Viscosity (thickness, essentially) is a key element manufacturers will use in their quest to drive down fuel consumption, and Shell has been not only testing these new lubricants in their high-tech labs in Hamburg and elsewhere, but have been testing the products in the field, too.
    The fuel savings they’ve seen start at about 1.5 percent, but have been as high as 3.3 percent in some fleet testing, said Shell’s OEM Technology Manager Dan Arcy.
    Moreover, the tests related to durability show wear protection that nearly replicates that found in 15W-40 oils used by the trucking industry today, says Arcy.
    Therein lies the challenge of lubricant makers like Shell, though, says Arcy — How can they make the lowest possible viscosity oil without sacrificing engine wear
    Dick Whittington
  • Duke W.
    Beyond Control Poster
    • December 31, 1992
    • 15597

    #2
    Re: Interesting Read On Future Motor Oils

    As long as future C-category oils are available in at least xW-30 with current anti-wear additive concentration, I don't see a problem as far as vintage gasoline engines are concerned, but I would be leary if the highest available viscosity was xW-20 that some gasoline engine manufacturers specify, today.

    Back before multi-vis oils were common, SAE 20-20W was the usual recommendation for winter down to about 20F (10W below that) and SAE 30 for summer temperature conditions when the lowest cold start temperature was not consistently below 40F.

    For vintage cars that aren't cold started below 10-15F, 10W-30 or 15W-40 are good choices; 10W-30 CJ-4 is available in some brands (Chevron Delo for one), but they aren't typically stocked at big box and chain automotive parts stores, especially in warmer climates.

    Duke

    Comment

    • Joe L.
      Beyond Control Poster
      • January 31, 1988
      • 43191

      #3
      Re: Interesting Read On Future Motor Oils

      Originally posted by Dick Whittington (8804)
      From a Shell Oil event in Germany

      More evolved engines need a more evolved oil — that’s the basic premise of the PC-11 (proposed category 11) diesel engine oil in the works by the American Petroleum Institute.

      And that was also the basic premise of an international Shell Rotella press event here in Hamburg, Germany, Aug. 28 at one of just a worldwide handful of Shell Technology Centers, but with an even more specific message: Low viscosity oils will work for trucking, as long as the durability and engine protection ability of modern engine oils remains.
      A half-dozen Shell managers and engineers reiterated and elaborated on the point, saying low viscosity oils are the basis for the next round of compliance challenges that face engine manufacturers — decreasing fuel consumption and, in turn, carbon dioxide emissions.
      Viscosity (thickness, essentially) is a key element manufacturers will use in their quest to drive down fuel consumption, and Shell has been not only testing these new lubricants in their high-tech labs in Hamburg and elsewhere, but have been testing the products in the field, too.
      The fuel savings they’ve seen start at about 1.5 percent, but have been as high as 3.3 percent in some fleet testing, said Shell’s OEM Technology Manager Dan Arcy.
      Moreover, the tests related to durability show wear protection that nearly replicates that found in 15W-40 oils used by the trucking industry today, says Arcy.
      Therein lies the challenge of lubricant makers like Shell, though, says Arcy — How can they make the lowest possible viscosity oil without sacrificing engine wear

      Dick-----


      It's already upon us. New GM vehicles require Dexos-approved motor oil. Dexos is a case of an automotive manufacturer (GM) establishing motor oil standards which go beyond current API and SAE standards. Also, some new cars specify 0W-20 or 0W-30 motor oil.

      By the way, currently very few motor oils are Dexos-approved.
      In Appreciation of John Hinckley

      Comment

      • Michael J.
        Extremely Frequent Poster
        • January 26, 2009
        • 7065

        #4
        Re: Interesting Read On Future Motor Oils

        Joe, when does that start? 2014? My 2012 ZR1, and my wife's 2013 still has a recommendation for the Mobil One. What GM vehicles is this for?
        Big Tanks In the High Mountains of New Mexico

        Comment

        • Dick W.
          Former NCRS Director Region IV
          • June 30, 1985
          • 10483

          #5
          Re: Interesting Read On Future Motor Oils

          Originally posted by Michael Johnson (49879)
          Joe, when does that start? 2014? My 2012 ZR1, and my wife's 2013 still has a recommendation for the Mobil One. What GM vehicles is this for?
          Mobil 1 is Dexos approved, they paid GM the fee
          Dick Whittington

          Comment

          • Michael J.
            Extremely Frequent Poster
            • January 26, 2009
            • 7065

            #6
            Re: Interesting Read On Future Motor Oils

            Thanks Dick, Mobil 1 is probably the most widespread and popular oil these days for newer cars.
            Big Tanks In the High Mountains of New Mexico

            Comment

            • Joe L.
              Beyond Control Poster
              • January 31, 1988
              • 43191

              #7
              Re: Interesting Read On Future Motor Oils

              Originally posted by Michael Johnson (49879)
              Joe, when does that start? 2014? My 2012 ZR1, and my wife's 2013 still has a recommendation for the Mobil One. What GM vehicles is this for?
              Michael-----


              As far as I know, 2013 or earlier. In fact, I just had a Chevrolet Malibu rental car and the oil filler cap said "Dexos" on it. Certain Mobil 1 is Dexos-compliant (5W-20 and 10W-30 are two I know of). I don't know that all grades of Mobil 1 are Dexos-compliant, though.
              In Appreciation of John Hinckley

              Comment

              • Joe L.
                Beyond Control Poster
                • January 31, 1988
                • 43191

                #8
                Re: Interesting Read On Future Motor Oils

                Originally posted by Dick Whittington (8804)
                Mobil 1 is Dexos approved, they paid GM the fee
                Dick-----


                I suppose that there is a fee involved for using the Dexos name and symbol. However, Dexos is a standard for motor oil over-and-above API and SAE standards. Very few motor oils on the shelf today specifically state that they are Dexos-compliant.
                In Appreciation of John Hinckley

                Comment

                • Dick W.
                  Former NCRS Director Region IV
                  • June 30, 1985
                  • 10483

                  #9
                  Re: Interesting Read On Future Motor Oils

                  Originally posted by Joe Lucia (12484)
                  Dick-----


                  I suppose that there is a fee involved for using the Dexos name and symbol. However, Dexos is a standard for motor oil over-and-above API and SAE standards. Very few motor oils on the shelf today specifically state that they are Dexos-compliant.
                  GM does collect a fee for the label. Some manufactures have chosen to pay the fee, many more have chosen to issue their own motor oil warranty and forgo paying them.

                  GM warranty is very specific about the Dexos oil, use it or if there is engine damage, you are on your own nickel
                  Dick Whittington

                  Comment

                  • Duke W.
                    Beyond Control Poster
                    • December 31, 1992
                    • 15597

                    #10
                    Re: Interesting Read On Future Motor Oils

                    The following Web site will give you a good overview of dexos including a list of currently available products that meet the dexos 1 spec for new GM gasoline engines. Look at all the tabs. Note the referals to "licensed blenders" and "licensed rebranders" in the licensing tab.



                    Duke

                    Comment

                    • Terry K.
                      Frequent User
                      • July 31, 1975
                      • 82

                      #11
                      Re: Interesting Read On Future Motor Oils

                      from my 2013 Malibu owners manual:
                      Use and ask for licensed engine

                      certification mark. Engine oils
                      meeting the requirements for the
                      vehicle should have the dexos1
                      approved certification mark.
                      This certification mark indicates
                      that the oil has been approved
                      to the dexos1 specification.
                      Notice: Failure to use the
                      recommended engine oil or
                      equivalent can result in engine
                      damage not covered by the
                      vehicle warranty. Check with
                      your dealer or service provider
                      on whether the oil is approved
                      to the dexos1 specification.
                      Viscosity Grade
                      SAE 5W-30 is the best viscosity
                      grade for the vehicle.

                      Comment

                      • Terry K.
                        Frequent User
                        • July 31, 1975
                        • 82

                        #12
                        Re: Interesting Read On Future Motor Oils

                        I went back to my 2011 Malibu owners manual and Dexos is mentioned, but not quite a forcefully:

                        Specification
                        Use and ask for engine oils with the
                        dexoscertification mark. Oils
                        meeting the requirements of the
                        vehicle should have the dexos
                        certification mark on the container.
                        This certification mark indicates that
                        the oil has been approved to the
                        dexos specification.
                        This vehicle was filled at the factory
                        with dexosapproved engine oil.
                        Notice: Use only engine oil that is
                        approved to the dexos
                        specification or an equivalent
                        engine oil of the appropriate
                        viscosity grade. Engine oils
                        approved to the dexos
                        specification will show the dexos
                        symbol on the container. Failure
                        to use the recommended engine
                        oil or equivalent can result in
                        engine damage not covered by
                        the vehicle warranty. If you are
                        unsure whether the oil is
                        approved to the dexos
                        specification, ask your service
                        provider.
                        Use of Substitute Engine Oils if
                        dexos is unavailable: In the event
                        that dexosapproved engine oil is
                        not available at an oil change or for
                        maintaining proper oil level, you
                        may use substitute engine oil
                        displaying the API Starburst symbol
                        and of SAE 5W-30 viscosity grade.
                        Use of oils that do not meet the
                        dexos specification, however, may
                        result in reduced performance under
                        certain circumstances.
                        Viscosity Grade
                        SAE 5W-30 is the best viscosity
                        grade for the vehicle.

                        Comment

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