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Old 05-19-2018, 01:05 AM   #22
Mountain

 
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Drives: 2017 SS 1LE, 2016 1SS (previous)
Join Date: Apr 2016
Location: Metro-Detroit
Posts: 1,863
Quote:
Originally Posted by jreagle56 View Post
I'm just not feeling a 0w oil for my engine. seems like with some fuel dilution and shearing of the VII's, the 40 will thin out toward the 0 weight pretty fast; not lasting as a 40 for a full OCI...... just my opinion anyway.

M1 5w30 ESP has a higher HTHS and less VII to shear down.
Wonder why the engineers didn't consider this one?? Its a EURO oil so maybe the SAPS are too low for USA fuel??
Interesting that the M1 5w-30 ESP isnt a 40. My guess is the HTHS came up just shy; the kinematic viscosity is 40-weight worthy.

The VI and sulfated ash are low. This, along with the HTHS and ZDDP not being that great is probably why.

Anyway, interesting discussion here.
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