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ford 2.9 plugs


rochhound

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im getting ready to tune my 2.9 up want to buy the best plugs for this?
your opinion thanks
steve
 


adsm08

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Motorcraft coppers. Anything else will cause problems, or wear out lot faster than it should.
 
jtaborsky

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adsm08 said:
Motorcraft coppers. Anything else will cause problems, or wear out lot faster than it should.
Click to expand...
I always go with Motorcraft plugs, but why do you say coppers only?

- Joe
 
Spott

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jtaborsky said:
I always go with Motorcraft plugs, but why do you say coppers only?

- Joe
Click to expand...
I'd hazard a guess that it's because that's what the engine is designed to use.
 

killswitch21

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Spott said:
I'd hazard a guess that it's because that's what the engine is designed to use.
Click to expand...
weird, my 90 2.9l 4x4 book recommends motorcraft platinum...
 
adsm08

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TFI systems have a tendency to trash platinum plugs.
 
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