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C O P spark modules

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Old Dec 19, 2016 | 06:03 PM
  #1  
Richard O.'s Avatar
Richard O.
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C O P spark modules

I have 2002 F150 5.4 4X2 with 190000 miles. Developed a small water leak a few weeks back that didn't show up till the truck sat overnight, then as we were leaving the house one evening the truck started missing terribly. I pulled off the road to check for loose plug wire, when I lifted the hood coolant was leaking at the seam between the crossover pipe and the intake manifold. As some of you might know, a brilliant engineer placed one bolt on the underside if the crossover that cannot be removed without pulling the intake manifold. To make a already too long story short, while I have this beast all apart I think I will replace the plugs and C O P's. Does anyone have any opinions on after market spark modules. As a rule I usually go all Motorcraft, but they run around forty dollars apiece where as the after market run between ten and sixteen on Ebay.
 
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Old Dec 19, 2016 | 09:22 PM
  #2  
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blupupher
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From: Katy, Republic of Texas
I would not replace the COP unless you know they are bad. I would do the spark plugs for sure, when the intake is off the plugs are super easy to get out.

My recomended non-Motorcraft COP are made by ARAParts (they sell on their website, but they have them for cheaper on e-bay and Amazon). They are all copper construction like OEM.

The other option is to buy 2 sets of the cheap $35 COP, and out of those 16, you should get a decent set of 8 with a few spares for when they go bad.
 
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Old Dec 19, 2016 | 09:28 PM
  #3  
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rneal55555
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From: Milton, NH
I bought my 2002 with 215,000 or so miles in it was throwing a codes for a couple of cylinder misfires I the plugs with the correct Motorcrafts, along with a boot and wire set. Ended up only needing 2 Coils I think I ended up used Standard products coils about $15 each on Amazon. I wouldn't just replace the coils unless I had a misfire. Make sure the triggering wires are plugged in and locked I had one that wouldn't lock on because the little gasket was twisted and it caused an intermittent misfire. I was able to verify the bad coils by moving them to a different cylinder and reading the codes.
 
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Old Dec 20, 2016 | 11:45 AM
  #4  
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enriched&beyound
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From: NE Iowa JD Country
I'd be more concerned about replacing the Cylinder head temp sensor & anything else that lye underneath the intake manifold
 
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Old Dec 20, 2016 | 12:55 PM
  #5  
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Richard O.
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C O P replacement

Thanks for the replies guys. I wouldn't normally be replacing the coil pack
unless I knew they were bad, but since I have this baby torn down, with nearly 200000 miles, I think I will do it while it is a little easier.

I have spent the last four hours researching ARAParts, and have not been able to find anything negative about them, so I think I will give them a shot. Thanks again for the input, have a great day and Merry Christmas.

Speak Life | He Came Down
https://biggeekdad.com/2015/12/silent-night-by-sissel/
https://biggeekdad.com/2013/12/christmas-song-lip-sync/
 
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