Spark Plug
06-04-2015, 08:00 AM
#62
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Location: Prescott, Az
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Year: 1990
Model: Cherokee (XJ)
Engine: 4.0
4.0s always were.
2.5s switched 89 or 90?
Before 4.0s got the Chrysler system I think.
2.5s switched 89 or 90?
Before 4.0s got the Chrysler system I think.
06-04-2015, 09:16 AM
#64
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Location: Prescott, Az
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Year: 1990
Model: Cherokee (XJ)
Engine: 4.0
06-04-2015, 09:49 AM
#65
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Year: 2015, 2012
Model: Grand Cherokee (WK2)
Engine: 3.6L
2.8L V-6 Chevrolet.
With carb. 1984-86.
The 2.5L I-4 had a carb from 84-85. After that, RENIX TBI fuel injection 86-90. Chrysler MPI 91-96.
With carb. 1984-86.
The 2.5L I-4 had a carb from 84-85. After that, RENIX TBI fuel injection 86-90. Chrysler MPI 91-96.
Last edited by Firestorm500; 06-04-2015 at 10:02 AM.
06-04-2015, 02:08 PM
#66
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Location: Woodstock, GA, originally from S. CA.
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Year: 1987 149k, original owner
Model: Cherokee
Engine: 4.0
I've got one set of Champion 4412 truck plugs left. Never a problem, but they are no longer made. NGK after their gone
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