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tbishop
04-09-2006, 09:10 PM
anyone have any recommendations on spark plugs for a '03 pro-tournament 197? anyone switch from the recommended AC Delco? any plug numbers? i hear NKG is maybe the best??

Thanks for the help in advance.

Tim

tbishop
04-10-2006, 11:33 AM
forgot to mention i have the Chevy 310 Hp Predator EFI engine.