Spark plug gap

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Jun 18, 2008 | 03:40 PM

jwdenney2

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Mountain Pass

Joined: Mar 2002

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Spark plug gap

What is the proper spark plug gap on 2005 F-150 4.6L? I've been told .052 to .056. Is it best to split the difference, or.....?

Thanks in advance for your help.

Jun 18, 2008 | 04:17 PM

FTE Ken

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Joined: Jan 1997

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From: Enjoying the real world.

You gap it to the smaller number since the gap will increase over the lifespan of the plug.

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