Spark Plug
Spark Plug (Resistor, Copper Core), 1987-1990 Cherokee (4.0L), 2002-2004 Liberty (3.7L)
Is your Jeep running rough? Changing the spark plugs will usually help it run better. Over time the electrode will erode causing a larger spark gap. Spark plugs are usually easy to replace. Get high quality replacement spark plugs from Omix-ADA to keep your Jeep running smooth. It may e[...]