View Single Post
David David is offline
Registered User
 
David's Avatar
 
Join Date: Apr 2002
Location: Houston (Clearlake), TX
Posts: 8,692
Garage
Too cold a plug. Add to that maybe a little oil getting past the valve guides and some blowby on the rings.

I'd go to a 4 heat range plug and check it again. A leakdown test might help pinpoint if there are other problems.
__________________
2014 Cayman S
2011 Cayenne Turbo
1979 930 (475 rwhp at 0.95 bar)
Old 06-21-2007, 05:38 AM
  Pelican Parts Catalog | Tech Articles | Promos & Specials    Reply With Quote #4 (permalink)