Compare Champion Copper Plug Number RDJ7J Spark Plug - 860 Part #: 860 Line: CHP Champion Copper Plug Number RDJ7J Spark Plug 1 Year Limited Warranty Seat: Tapered Thread Size: M14 Heat Range: 7 Hex Size (mm): 15mm Hex Size (in): 5/8 Inch Preset Gap (in): 0.022 To 0.028 Inch Thread Reach (in): 0.312 Inch Resistor Plug: Yes Center Electrode Tip Material: Nickel Ground Electrode Tip Material: Nickel Service Number: RDJ7J Metallurgy: Copper Show More Show Less
Compare Champion Copper Plug Number RS17YX Spark Plug - 909 Part #: 909 Line: CHP Champion Copper Plug Number RS17YX Spark Plug 1 Year Limited Warranty Seat: Tapered Thread Size: M14 Heat Range: 17 Hex Size (mm): 15mm Hex Size (in): 5/8 Inch Preset Gap (in): 0.022 To 0.028 Inch Thread Reach (in): 0.687 Inch Resistor Plug: Yes Center Electrode Tip Material: Nickel Insulator Height (in): 0.060 Inch Ground Electrode Tip Material: Nickel Service Number: RS17YX Metallurgy: Copper Show More Show Less
Compare Champion Copper Plug Number RDZ19H Spark Plug - 940 Part #: 940 Line: CHP Champion Copper Plug Number RDZ19H Spark Plug 1 Year Limited Warranty Seat: Tapered Thread Size: M10 Heat Range: 19 Hex Size (mm): 15mm Hex Size (in): 5/8 Inch Preset Gap (in): 0.022 To 0.028 Inch Thread Reach (in): 0.500 Inch Resistor Plug: Yes Center Electrode Tip Material: Nickel Insulator Height (in): 0.030 Inch Ground Electrode Tip Material: Nickel Service Number: RDZ19H Metallurgy: Copper Show More Show Less
Compare Champion Spark Plug - 865 Part #: 865 Line: CHP Champion Spark Plug 1 Year Limited Warranty Seat: Tapered Thread Size: M14 Heat Range: 8 Hex Size (mm): 15mm Hex Size (in): 5/8 Inch Preset Gap (in): 0.022 To 0.028 Inch Preset Gap (mm): 0.56mm To 0.71mm Thread Reach (in): 0.312 Inch Resistor Plug: Yes Center Electrode Tip Material: Nickel Ground Electrode Tip Material: Nickel Metallurgy: Copper Show More Show Less
Compare Champion Plug Number RDZ4H Spark Plug - 979 Part #: 979 Line: CHP Champion Plug Number RDZ4H Spark Plug 1 Year Limited Warranty Seat: Tapered Thread Size: M10 Heat Range: 4 Hex Size (mm): 15mm Hex Size (in): 5/8 Inch Preset Gap (in): 0.022 To 0.028 Inch Preset Gap (mm): 0.56mm To 0.71mm Thread Reach (in): 0.500 Inch Resistor Plug: Yes Center Electrode Tip Material: Nickel Insulator Height (in): 0.030 Inch Ground Electrode Tip Material: Nickel Service Number: RDZ4H Metallurgy: Copper Show More Show Less
Compare Champion Plug Number RC14YC4 Spark Plug - 985 Part #: 985 Line: CHP Champion Plug Number RC14YC4 Spark Plug 1 Year Limited Warranty Seat: Gasket Thread Size: M14 Heat Range: 14 Hex Size (mm): 15mm Hex Size (in): 5/8 Inch Preset Gap (in): 0.037 To 0.043 Inch Preset Gap (mm): 0.94mm To 1.09mm Thread Reach (in): 0.750 Inch Resistor Plug: Yes Center Electrode Tip Material: Copper Insulator Height (in): 0.060 Inch Ground Electrode Tip Material: Nickel Service Number: RC14YC4 Metallurgy: Copper Show More Show Less