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#1: 01-13-2013, 05:23 AM
Oil Analysis, 2011 Outback
 
 Tooslick
Title: Junior Member
Location: Dixie
Car: 2011 Subaru/2002 Audi TT Quattro
Posts: 69
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2011 Subaru Outback, 2.5L non-turbo engine w/CVT....

Miles on engine, 36,000
Miles on oil, 14,500
Amsoil 10w-30/ATM, Signature Series
OEM paper air filter (changed @30k miles)
Amsoil "EAO-12" oil filter.
4.2 qt sump
0.5 quarts of makeup oil added, 10k into run
Oil in service for eight months - approx 75% highway/25% city

Wear metals:

Fe, 10 ppm
Cr, 0 ppm
Al, 4 ppm
Cu, 6 ppm
Pb, 0 ppm
Sn, 0 ppm
Ni, 0 ppm


Contaminants:

Si, 21 ppm (some is gasket leaching)
Na, 9 ppm
K, 1 ppm


Oil additives:

Moly, 129 ppm
Boron, 37 ppm
Ca, 3190 ppm
Mg, 15 ppm
P, 645 ppm
Zn, 755 ppm

Physical/Chemical Properties:

Fuel < 1.0%
Water < 0.1%
Soot < 0.1%
Viscosity @100C, 12.3 Cst
TBN, 2.62
Oxidation, 61 abs/cm*
Nitration, 18 abs/cm

*Some of this oxidation may be from esters used as the dilutant for the oil additives*

TS
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