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Old December 9th, 2012, 07:27 PM   #6
frdboy
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Quote:
Originally Posted by 88fordman View Post
Motorcraft is the only way to go. The I rarely break off a plug that has been replaced before. The plugs have been updated tons of times to their current level. Put a SMALL amount of anti seize on the lower part (not the threads) before you install them.
X2

I have fixed random mis-fire codes by replacing aftermarket plugs in these motors with OE plugs.
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