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2004 to 2008 F-150 and Mark-LT 4.2L, 4.6L and 5.4L equipped F-150s and Mark-LTs. |
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Thread Tools | Display Modes |
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#1
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I decided to wait until at least summer to change them, I put seafoam in the gas tank and I started getting a few mpg's more than before at start, and then part of my trip from utah I got 17.7 hand calculated mpg's!!!! I know a large part of that, probably 1-2mpg's, was from the wind, but still I am pretty happy about it!
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#2
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![]() Quote:
Use techron instead.... At the dealership our plug changes got more successful with customers using the techron in TWO tanks of gas before their plug change than using seafoam..... Crack the plugs 1/8 turn and soak with carb cleaner for an hour.... then use an Impact and have the lisle tool handy..... Coat the nose/ heat shield only with the nickel anti sieze and not the threads.....
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SENIOR MODERATOR--PTLA God doesn't have a Facebook but he's my friend. God doesn't have a twitter, but I follow him. |
#3
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thanks! ill do that before I change them. Any other advice you could provide for changing them?
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#4
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![]() Quote:
And patience patience patience
__________________
SENIOR MODERATOR--PTLA God doesn't have a Facebook but he's my friend. God doesn't have a twitter, but I follow him. |
#5
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Thanks again!
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#6
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- Jack |
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