RCU Forums - View Single Post - Stihl MS660 big bore conversion.
View Single Post
Old 04-27-2016, 12:11 PM
  #111  
Jim.Thompson
 
Jim.Thompson's Avatar
 
Join Date: Sep 2015
Location: Bellingen NSW Australia
Posts: 314
Likes: 0
Received 0 Likes on 0 Posts
Default

Originally Posted by Gizmo-RCU View Post
Jim,
Any chance of a gasket leak between the carb and port......recently had a problem with a Zenoah G-26 where the previous owner had installed the wrong gasket and and the results were similar?
I suspected that and added some three bond sealant to the contact surfaces of the double thickness insulating spacer between the carb and the intake manifold. However, I am still not sure that the "O" ring inside the manifold which seals between the manifold and the intake port (or should do so), is doing to job. I will check that somehow.