Thread: Spark Plug Gaps
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      05-06-2018, 10:35 AM   #32
apexlocator
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Quote:
Originally Posted by Mboy View Post
Can someone tell me the correct Codes for a step colder plug from NGK

Seems to be a little confusion around the codes
I believe its ngk 97506. Thats what I'm running gapped to 0.020"
Appreciate 0