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Genuine Champion Spark Plug RC12YC, Copper Plus 71 (4-Cycle Engines) C12YCC, RC12YCC, RC12YCC4, RFN12Y - Walmart.com
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Amazon.com: Champion Spark Plug QC12YC for RFI Compliant Engines (691043,10786,14-132-03S) / 946 : Automotive
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CHAMPION 5/8-in 4-Cycle Engine Spark Plug in the Small Engine Replacement Parts department at Lowes.com
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