4 New NGK IRIDIUM IX Spark Plug BPR6EIX-11 # 3903
4 New NGK IRIDIUM IX Spark Plug BPR6EIX-11 # 3903, 1 New NGK IRIDIUM IX Spark Plug BPR6EIX-11 # 3903, Iridium IX Plug, 14mm Thread Size, 19mm (3/4") Reach, 13/16" (20.6mm) Hex Size, Gasket Seat, Resistor, Solid Terminal Nut, JIS Height, Projected Tip, Fine Wire (0.6mm) Iridium Center Electrode, Tapered Cut Ground Electrode, .043" (1.1mm) Gap, Heat Range 6