Quote:
Originally Posted by doughboy
The Fuchs (nee Silkolene) Titan Race pro S 5W-40 is a full ester (not blended nor a mineral based synthetic) synthetic which blows all these regular castrol / mobil products away.
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Good info Doughboy, but Mobil 1 0W-40 is made from synthetic basestocks with zero mineral content, unlike, as far as I know, all Castrol 'synthetics' other than the German-made 0W-30