Quote:
Originally Posted by 1911A145
Almost every single gas station has up to 10% ethanol in the gas now. If lubrication was such a big deal, as you state, then you would see every news station in the country promoting 2 stroke oil mixtures... lol
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IO suppose youre going to deny the change in lubricity when changing to ULSD, despite knowing nothing of the chemical basis of what occurs. That is well documented by standard ASTM tests as well.
Do manufacturers "recommend" anything? No.
Of course they like the repair work and they dont want the liability of any joe schmoe running some add that does more harm than good.