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Old 04-14-2020, 07:38 AM   #5
JFP in PA
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Join Date: Feb 2005
Location: It's a kind of magic.....
Posts: 6,273
Quote:
Originally Posted by PeterBleakney View Post
Thanks fellas. I will change the trans oil. I noticed someone on the forum used Red Line 57904 (75W90) Synthetic Gear Oil. Thoughts?
None that are any good. Porsche used a full synthetic gear oil that was made to their unique specs in these transmissions. Over the years, I have lost count of how many times we have had cars come in with complaints of transmission noise, poor shifting, etc., all of which went away when we dumped whatever was in the trans and put in the factory oil. Yes, it is pricey, but does an excellent job and is long lived, and does not cause any problems.

Choice is yours..............
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