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Old 07-26-2018, 05:55 PM   #5
KiWinUS
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Join Date: May 2010
Location: Charlotte NC KiWi-L100 available here
Posts: 2,106
Default Re: 1936 Spark Plugs

I is UD16 Champions for my stock 36 & have for many years
I check them every 8000ml & typically look fantastic
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