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BTW, who is this JG and what testing is it that's being discussed?
Max
You can read about it here: http://www.joegibbsracingoil.com
But it's racing oil not made for street use, unless you want to change your oil every few hundred miles.
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BTW, who is this JG and what testing is it that's being discussed?
Max
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BTW, who is this JG and what testing is it that's being discussed?
Max
You can read about it here: http://www.joegibbsracingoil.com
But it's racing oil not made for street use, unless you want to change your oil every few hundred miles.
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bluemax - FWIW, there are a couple of UOA's posted in the UOA forum on 300V 5W40 that was ran in an STi. I don't recall if it was stock or modified though. His user name is RallyJon although I think he may use a different car for rallying.
-Dennis
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I think you got it backwards.
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POE bases are more expensive , thus the PAO and others less costly are used in the oils you list above
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If you can derive a TBN level out of a oil that is spent of adds then that says the base oils are naturally protecting against acidity.RL does that.
RL is mostly POE with a mix of PAO and others and still has reserve acid neutralization capabilty based on every test posted here.
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For you proof, ASTM D 5275 on RL 10w-30 12/12/2000 = 1.3%
Amsoil ATM = 6.81%
M1 Advanced = 0 % can't get this anymore
M1 Tri Syn = 0.78% can't get this anymore
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One reason that the oils like M1"look" good is that they do NOT have the natural solvency that A POE or Diester based oil does thus will chemically bypass the carbon deposits that may be embedded internally.