<p dir="ltr">90wt or 80/90 is all it needs</p>
<p dir="ltr">Mr. Ira Erbs<br>
Portland,OR<br>
1959 Austin Healey 100-6<br>
please forgive odd words and auto corrects as   my phone cannot understand my misspellings </p>
<div class="gmail_quote">On May 14, 2016 1:33 PM, "Bob Spidell" <<a href="mailto:bspidell@comcast.net">bspidell@comcast.net</a>> wrote:<br type="attribution"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Cognoscenti,<br>
<br>
Have been using Redline 75W-90 GL-5 gear oil in the diff for many years with no issues; but wondering if 75W-140 might be better given that the diff oil also lubes the rear bearings.  What sayest thou?<br>
<br>
TIA,<br>
Bob<br>
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