Craftsman RC12YC Spark Plug

  • Item#: 330657054
  • MFR#: CMXGZAM250017
A new spark plug helps the engine start easier, ensures proper combustion and performance, and helps extend engine life.
  • 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.
  • Tools required: spark plug wrench
  • Replace the spark plug each season.
Fits To Brand Universal (fits to most brands)
Fits Type Walk-behind mower and riding mower
Replaces Oem Part Number RC12YC