Amazon.com: Champion Copper Plus 18 Spark Plug (Carton of 1) - RV15YC4 for 1968 - 1997 Ford F-150 : Champion Spark Plugs: Automotive
Spark Plugs - Walbro
830931/838191 TWO (2)-NEW CHAMPION RV15YC4 SPARK PLUGS TO REPLACE CUSHMAN PART FOR THE 18HP 22HP OMC ENGINE TRUCKSTER HAULSTER. — X-TREME DISTRIBUTING, LLC.
Champion Eco-Clean 5/8 in. RC12YC Spark Plug for 4-Cycle Engines 71ECO - The Home Depot