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Johnson 0387239 - SPARK PLUG, CH 1UL-77V, 140. Alternate spark plugs for sustained slow speed operation: Champion QL77J4, p/n 387633. | Boats.net
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Evinrude 0387239 - SPARK PLUG, CH 1UL-77V, 140. Alternate spark plugs for sustained slow speed operation: Champion QL77J4, p/n 387633. | Boats.net
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