what spark plugs, 2000 silverado 5.3 w/862's

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04-15-2011, 11:06 AM

#11

04Burban

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Quote:

Originally Posted by Parke10

They have to be in some way or form, I dont think the new trucks would run very well on hopes and dreams.

lmao had the woman do some research (she's a gearhead as well)

41-110 iridium plug. Alternate number 41-985

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04-15-2011, 07:40 PM

#12

CashDudeHomie

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GM has replaced the AC Delco platinums in the older trucks with iridiums gapped at .040.

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04-16-2011, 05:16 PM

#13

Jordan927

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NGK TR-55 is a stock replacement plug.

I think NGK TR-5 is the copper equivalent, if you wish to run copper electrode...I'm not 100% sure on this one.

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