Quote:
Originally Posted by celesboy1
8 and 9 are code temp for spark...
In ngk brand....higher number means colder spark type
Use colder spark if u live in some hot area or have some mod engine (modding that can make the engine hotter)
Q : what happend if we using much colder spark in stock engine ?
A : fuel will not burnt perfectly in the chamber and will created residue (black spot inside the chamber)
Sorry for my bad english
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Thank you... That's what I was thinking. I live in Fl and as of late temps have been 90+ and I've found with the DR8EA I don't feel the bike runs as well...
Guess in the end it's all preference but thank you...
chandlerbingfl