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Re: 06 08 5.4 spark plug removal
Posted to Technical Discussion Forum on 2/5/2012

We have tried the last couple with a 3/8 impact. I can't say that it has helped the ratio. I do not think it hurts and you get to the work of removing the broken ones much quicker.

I think it would be cool to start collecting statistical information so we ca... Login to read more.