RN9YC Spark Plug
The ALM RN9YC Spark Plug is suitable for most Honda and MacAllister lawnmowers, and many other engines. It compares to: Bosch: WR7DC.Champion: N9YC, RN9YC.Denso: LR15YC.NGK: BP6ES, BPR6ES.Oregon: OLR15YC.Rocwood: F6RTC.Torch: F6TC. Note: ALM RN9YC is printed with ALM 9 on the spark plug.