OMIX proudly offers high-quality replacement parts so that you can keep you part of the Jeep heritage on the road- parts that always meet or exceed manufacturers specs for quality you can trust. This replacement spark plug fits 78-79 CJ5 / CJ7 models equipped with 3.8 / 4.2-liter engines and 78-87 SJ models equipped with 4.2 / 5.9 and 6.6-liter engines. Non-Resistor plug with copper core. Sold individually. Replaces OE 3231345

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