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Home >> Dodge or Ram Truck >> 2003 >> Dakota 4WD V6-3.9L VIN X >> Repair and Diagnosis >> Powertrain Management >> Tune-up and Engine Performance Checks >> Spark Plug >> Application and ID

Spark Plug: Application and ID

Resistor Type

3.9L RC12LC4
5.9L RC12LC4


Suppressor Seal Type

4.7L (Copper Core) RC12MCC4

Note: The 4.7L V8 is equippped with a copper core ground electrode spark plug. If not replaced with the same type and number, pre-ignition will result.
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