Cummins Power Generation Spark Plug - 167-0272Cummins Power Generation Spark Plug 167 0272 Spark Plug; Fits Emerald BGE NHEL BGEL NHE BGM NHM And LP NHM And NH RV NHL Generator Models; With Resistor; Single The use of Green Label, resistive, original equipment spark plugs will keep your Cummins Onan genset working properly. Use of other non resistive plugs can cause generator shut downs without fault codes. Resistor: Yes Quantity: Single Features Keeps Your Cummins Onan Genset Working Properly