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About LinkBacksI guess I could go look this up somewhere, but can someone give me the skinny on the NGK plug numbering? The higher the number = colder or warmer the plug?
T-man
NGK spark plugs
I guess I could go look this up somewhere, but can someone give me the skinny on the NGK plug numbering? The higher the number = colder or warmer the plug?
T-man
if i remember right HIGHER=COLDER with NGK ONLY. others go the other way.
that is correct the higher the number the colder the plug - example a DPR7EA is a hotter plug than a DPR8EA.
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