Spark Plug
Custom or Laramie or Lujo Model or ST Model or Sport or WS Model; with Marking # RC12YC; Original Equipment is Copper/Nickel; Do Not Gap, Gap is Preset
Spark Plug
Custom or Laramie or Lujo Model or ST Model or Sport or WS Model; with Marking # RC12LC4; Original Equipment is Copper/Nickel; Do Not Gap, Gap is Preset
Spark Plug
Custom or Laramie or Lujo Model or ST Model or Sport or WS Model; with Marking # RC12YC; Original Equipment is Copper/Nickel; Do Not Gap, Gap is Preset
Spark Plug
Custom or Laramie or Lujo Model or ST Model or Sport or WS Model; with Marking # RC12YC; Original Equipment is Copper/Nickel; Do Not Gap, Gap is Preset