Quote Originally Posted by jjc54 View Post
I had my oil analyzed (XPS 5/40) when I changed it at 8900 miles. Tin was at 3ppm- level 2 abnormal, fuel dilution at 2.7%- level 2 abnormal, and viscosity 100C at 8.7 cSt-level 4 critical. They even contacted me to confirm it started out being 5W40. Been using different product since (10W40 JASO-MA full syn).
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