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					Originally Posted by boggtown
					
				 
				I think they say change every 60 or 90 thousand miles. But mine looked fine when I changed them at 90K (dont know if they have been changed before, but the ones that came out were OEM) 
			
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Way good enough for me. I though the wrong plug was going to have me tugging on the sc in a year or 2...
Thanx, PK