Spark Plugs Set 4x 0242035503 Bosch 00004007009 00004007009B USR7AC 79169 New
BOSCH USR7AC, USR7AC (OE), USR7AC (OES). STIHL 00004007009, 00004007009B. Spark Plugs Set 4x 0242035503 Bosch. Part Number 0242035503. Spark Position 1 mm. Type Spark Plug. Thread Size M 10 x 1. Thread Length 12.7 mm.