1997 - 2006 Expedition & Navigator 1997 - 2002 and 2003 - 2006 Ford Expedition and Lincoln Navigator Discussion

Spark plugs

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Jan 25, 2006 | 06:21 AM

#1

wldcat65

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Senior User

Joined: Aug 2004

Posts: 129

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From: IN

Spark plugs

It is time to change my spark plugs. What are the best ones to use? I have a 97 5.4 4x4. I use it for heavy towing and hauling most of time.

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Old

Jan 25, 2006 | 07:08 AM

#2

Bob Ayers

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Joined: Jan 2003

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From: Durham, NC

Stay with the Motorcraft OEM plugs.

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Old

Jan 26, 2006 | 11:21 AM

#3

hceptj

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Joined: Aug 2003

Posts: 149

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I agree with Bob...too may threads about people having problems with non-OEM plugs.

I went with factory on mine and no problems.

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Jan 26, 2006 | 11:23 AM

#4

ford390gashog

Fleet Owner

Joined: Jan 2004

Posts: 26,007

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From: Brentwood,CA

Club FTE Gold Member

just go factory double platinums. either motorcraft or autolite. they run 3.99 each. skip the bosch ones.

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