Champion Spark Plug Mountfield RS100 Engine SP164 HP164 SP414 HP414 SP454 HP454

HP164, SP164, HP414, SP414, HP46, SP46, SP454, HP454. Champion Spark Plug for Mountfield RS100 and ST120. Fitted to RS100 and ST120 engines which are fitted to the Mountfield. NOT THE RS100 or ST120 WHICH HAD A DIFFERENT SPARK PLUG.

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