Mega 75w90 testing thread!

@ford250 @SNWMBL @Impatient and maybe more (sorry, it’s been awhile!) contributed samples for this test.

We’ve imported the other 75w90 tests from my other thread here, and also add these 75w90s:
Shell Spirax
Subaru HP
Ultra Plus (cool clear bottle!)
AC Delco
Valvoline Synpower
Ravenol VSG
HPL non-CC Diff Life

Somehow, I misplaced the Motul Motylgear so that didn’t get submitted. Apologies. Lab also included foaming results, but I have not read the ASTM method yet...

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