Quote:
Originally Posted by pothole
Also, surely the oil doesn't need to be running beyond boiling temp for the water the evaporate off. If it's hot but not boiling, a properly long run will get quite a bit of the water out, surely?
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You are correct, but the oil still does get over 200F, even with the 160 stat. Add in the normal operating vacuum in the sump, and the water will flash off. Remember, Porsche has been using low temp stats in their "killer" engines (GT2, GT3, Turbo) for years, and the oil does just fine............