RCU Forums - View Single Post - Spark plug problems
View Single Post
Old 05-10-2021, 04:37 PM
  #5  
CK1
My Feedback: (60)
 
CK1's Avatar
 
Join Date: Apr 2002
Posts: 1,552
Received 24 Likes on 17 Posts
Default

I would say too slow fuel burn at a low temperature. Possibly crappy fuel / rich mixture and/or retarded ignition timing .