Thread: R44 or R45S plugs??
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Old 04-28-2023, 12:30 PM   #7
697498chevy
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Join Date: Jan 2009
Location: South Carolina
Posts: 262
Re: R44 or R45S plugs??
Just checked and I put Autolite 85 plugs in my '69 307 last time . Was that a bad choice ? Seems to run ok . Thanks !
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