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    Shell Rotella T 5w-40 synthetic HTHS??

    I found this posting on another website: Both ROTELLA T SAE 15W-40 and ROTELLA T Synthetic SAE 5W-40 have HTHS numbers exceeding 4.0, well in excess of the SAE J300 minimums of 3.7 cP for SAE 15W-40 and 2.9 for SAE 5E-40 grades. Please don’t get stuck on high-numbers-are-better, though. These...
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    best oil for '86 Porsche 911

    Hello enthusiasts, I have been searching through the archives on the Porsche forums I frequent daily on this very subject. Many many opinions. Some great data but, I would like to ask you guys now. My car has no oil leaks. Engine has 133k miles on it. Compression and leak-down test performed...
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    Ferrari Enzo oil

    Just thought I would share a little info I learned at my Ferrari dealer yesterday. An Enzo came in for an oil change. It takes 10w-60 Shell Helix oil at a whopping $61.59 a quart. The Enzo takes about 11 quarts of the stuff. If you do not use the "special" oil Ferrari recommends then, the...
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