John Deere Z425 Eztrak zero turn spark plugs

goosemasterkl

Well-Known Member
I'm servicing a JD Z425 Eztrak zero turn mower with a 22 hp v-twin Briggs engine on it. My question is can I run Champion RC12YC plugs gapped at .030 in it? What's you guy's opinion on this? Thanks in advance to anyone who replies.
 
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