Hot Rod Forum : Hotrodders Bulletin Board - View Single Post - How does this spark plug look?
View Single Post
  #2 (permalink)  
Old 07-24-2010, 02:30 PM
Argess Argess is offline
Registered User
Last photo:
Join Date: Aug 2008
Location: Nova Scotia, Canada
Posts: 338
Wiki Edits: 0

Thanks: 0
Thanked 2 Times in 2 Posts
Last time I had a plug like that, the timing was way too far advanced and I was getting detonation.

On the other hand, it could be very, very lean.

From what I understand, a water leak into the combustion chamber can also do that, but I think too far advanced timing is the most likely cause.
Reply With Quote