Thread: Follow up on ERA717
View Single Post
  #5 (permalink)  
Old 08-15-2013, 11:45 AM
PeteF's Avatar
PeteF PeteF is offline
CC Member
Visit my Photo Gallery

 
Join Date: Apr 2008
Location: Glastonbury, Ct
Cobra Make, Engine: ERA2041 sold 2021
Posts: 241
Not Ranked     
Default
Verify the spark plug heat range also. My plugs looked like that until I realized the previous owner had installed one step colder plugs. I installed the nominal heat range plug and they run much cleaner now.