trevnasty
15+ Year Contributor
- 249
- 1
- Feb 27, 2008
-
kalispell,
Montana
ok as the title say high speed glazing now is there a way to change this other than buying a colder plug i have hgk plugs there a 7 in rate of cold know as far as i can find out ngk makes there plugs go to 9 so is the only way to solve this by buying colder plugs thanks for the help 
Trever
Trever