On Feb 12, 2005 12:22 PM, droo <03dakotaCC4.7_4x4@comcast.net> wrote:
>
>
> I read in a forum earlier this week about the dakotas coming from the
> factory with spark plug gaps that are way off and that when people
> adjusted them to spec they got a little better performance and some gas
> mileage improvement. So even thought my truck has almost 30k miles on it
> now, I decided to just take a look and adjust my gap. This is really the
> first time I went under the hood to mess with my 4.7. I had the 3.9
> previously and didn't have much trouble. Now I don't have a lot of
> knowledge about cars but I like to tinker with minor stuff like the spark
> plugs. So I pop the hood and checked out the situation. I wasn't sure how
> the coil packs were on and how they worked and everything but I have no
> problem figuring that out. Took that one bolt off and it slipped right
> out. Then I saw how far down those plags are in the engine. I only have a
> small ratchet set and I didn't have an extension long enough to reach the
> plug. That was pretty much the end of that. I decided to look at the rest
> of the plugs to see if there were any other potential obstacles I might
> encounter when I get a longer extension for my set. I see that two of the
> spark plugs have what look to me to be the heater core lines running right
> over the top of them. How do I get those plugs out of there? Do I need to
> remove the lines? Also is there anything else I should be aware of before
> i try this again?
Droo, did you ever change your plugs? I'm approaching 36K, have had a
set of 3923s sitting around since last summer, and I'm ashamed to say
I have yet to even attempt changing plugs on my 4.7.
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