View Single Post
Old 12-30-2012, 09:05 AM   #13
GS Addict
GS Addict's Avatar
Joined: Sep 2006
Location: Sunshine Coast B.C.
Oddometer: 4,198
Originally Posted by def View Post
Your photos suggest that there was wet carbon present in the combustion chambers. This could be due to several factors. How do the piston tops look? Same wet carbon? If so, I would continue to look for a source for oil in the combustion chambers.

New exhaust valves and stem seals with a valve job according to the specs in the BMW REProm. One exhaust seat looks like it has a nick in it. Take the heads to an expert who knows how to shrink new valve seats into the alloy heads and perform the multi angle valve seat grinding.
My photos? I did not post any.
Old enough to know better....
Young enough to try it again
GS Addict is online now   Reply With Quote