Onan Cummins 167-1638 Generator Spark Plug
Fits:
Emerald Advantage 7000, 5500 gasoline (HGJAC), Emerald Advantage 7000, 5500 LP vapor (HGJAC), Marquis Platinum 7000, 6500, 5500, Marquis Gold 7000, 5500 gasoline (HGJAB), Marquis Gold 7000, 5500 LP vapor (HGJAB).