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Wirez and plugz

Old Mar 19, 2014 | 06:03 AM
  #16  
belvedere's Avatar
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From: SD
Year: 1998
Model: Cherokee
Engine: 4.0
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Originally Posted by JackJare9455
why would you want your plugs going "200k" miles... then you don't get to wrench on your jeep as much..

plus.. removing and inspecting plugs can give you a good indication on the "health" of that particular cylinder
...and they will actually come out when you try to remove them.
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Old Mar 19, 2014 | 06:59 AM
  #17  
cruiser54's Avatar
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From: Prescott, Az
Year: 1990
Model: Cherokee (XJ)
Engine: 4.0
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Originally Posted by JackJare9455
why would you want your plugs going "200k" miles... then you don't get to wrench on your jeep as much..

plus.. removing and inspecting plugs can give you a good indication on the "health" of that particular cylinder
NGK Coppers every 30,000 miles.

Some, if not all, of these long running plugs are meant to be fired with much more voltage than out coils put out. Coil on plug ring a bell?
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