Compare Maximum number of 4 items selected Champion Iridium Plug Number REA9WYPB4 Spark Plug - 9412 Part #: 9412 Line: CHP Champion Iridium Plug Number REA9WYPB4 Spark Plug 2 Year LIMITED WARRANTY Seat: Gasket Heat Range: 9 Hex Size (mm): 14mm Preset Gap (in): 0.041 Inch Preset Gap (mm): 1.05mm Thread Reach (in): 1 Inch Center Electrode Tip Material: Iridium Approximate Resistor Value (Ohm): 3000 To 10000 Ohm Insulator Height (in): 0.100 Inch Ground Electrode Tip Material: Platinum Service Number: REA9WYPB4 Metallurgy: Iridium/Platinum Show More Show Less