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wt of oils at operating temps?

Discussion in 'Technical Q&A' started by Edward 96GTS, Dec 11, 2010.

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  1. Edward 96GTS

    Edward 96GTS F1 World Champ
    Silver Subscribed

    Nov 1, 2003
    11,101
    #1 Edward 96GTS, Dec 11, 2010
    can someone explain the weight of oils at operating temps? for examples, what is the wt of a 10/40 oil at engine operating temp of 180 degress? a 20/50?
    tia
    ed
     
  2. Paul_308

    Paul_308 Formula 3

    Mar 12, 2004
    2,345
    #2 Paul_308, Dec 11, 2010
  3. ernie

    ernie Two Time F1 World Champ
    Lifetime Rossa Owner

    Nov 19, 2001
    22,620
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    The Bad Guy
    #3 ernie, Dec 11, 2010
    Beat me too it Paul.
     
  4. Mitch Alsup

    Mitch Alsup F1 Veteran

    Nov 4, 2003
    9,742
    #4 Mitch Alsup, Dec 12, 2010
    xxW-40 12.4-16.3 cSt at 100dC
    xxW-50 16.8-21.9 cSt at 100dC = 212dF

    both oils will weigh close to 0.9 gr/ml
     

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