View single post by Greg Fletcher
 Posted: 11-02-2010 08:51 pm
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Greg Fletcher

Joined: 03-11-2005
Location: Lake Nacimiento, California USA
Posts: 421
That's typical of a worn 907 engine. High wear areas that can cause that are the inner and outer rotors in the oil pump and the main bearings. I think Castrol GTX 20w50 is the best oil for this engine.