Posted by CA on August 10, 2001 at 19:49:21:
In Reply to: Synthetic Oil posted by Bob on August 10, 2001 at 04:16:41:
From what I've read, Mobil-1 *car* oils are not suitable for high rpm air-cooled motorcycles EXCEPT their 15w-50. I've used the 15w-50 in lots of bikes from high-revving tiddlers to the LS with no clutch issues. The oil make shifting noticeably smoother, too.