Thread: Spark plugs
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Old 11-22-2014, 06:30 PM   #7
GTX JOHN
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Location: Boulder City, Nevada 89005
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Default Re: Spark plugs

Champion N9YC ( 300 New # ) in small Mopars.
I liked Champion N63YC but have not found any
for a couple years!

Anyone have a good Big Block Plug for stocker.
Autolite AR seem to have been changed vendors last
couple years and we have had difficulties since then.
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