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Spark plugs for Panheads

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panhead
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Spark plugs for Panheads

#1

Post by panhead » Mon Apr 25, 2005 1:32 pm

Description: Overview of spark plugs

NGK: Part No. Standard R5670, Plug Gap .030

Autolite (1948 - 1974): standard 4275, Premium MP4275 gap: 0.25

Champion: J-12Y or J-12YC



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Re: Spark plugs for Panheads

#2

Post by UPSROD » Sun May 19, 2013 1:39 am

Does the R in the NGK # R-5670-5 mean it is a resister plug?

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Re: Spark plugs for Panheads

#3

Post by james » Sun May 19, 2013 2:30 am

"R" is for resistor type.

Jim

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