Who knew motor oil races could be so entertaining.
No indication of whether the Zinc is the ZDDP that air-cooled VWs (may or may not) want.
What is the take-away? Use 5W-30 with a block heater in Winter?
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.Without freedom of speech we wouldn't know who all the idiots are. -- anonymous poster
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.Because much of what is in the published literature is nonsense,
and much of what isn’t nonsense is not in the scientific literature.
-- Sabine Hossenfelder
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