Champion RC12YC-24PK Shop Pack (24) Copper Plus Small Engine Spark Plug # 71G
- For engines using part #5066K, 5092K, 496018S, 491055S, 696202, 699496, 71G, CHM71G, 531308128, M78543, 12 132 02-S, 4790 400 700, 21531100, RC12YC, RC14YC, RC12YX. Replaces 7133456.
- Spark Plugs that become worn or built-up with carbon will decrease the engine’s fuel efficiency and power..