Compare Denso Iridium TT Spark Plug - 4714 Part #: 4714 Line: DEN Denso Iridium TT Spark Plug 1 Year Limited Warranty Seat: Tapered Thread Size: M14 Heat Range: 20 Hex Size (mm): 16mm Preset Gap (mm): 1mm Center Electrode Core Material: Copper Center Electrode Tip Material: Iridium Approximate Resistor Value (Ohm): 5000 Ohm Thread Reach (mm): 18mm Metallurgy: Iridium/Platinum Show More Show Less
Compare Denso Iridium Long Life Spark Plug - 5087 Part #: 5087 Line: DEN Denso Iridium Long Life Spark Plug 1 Year Limited Warranty Seat: Tapered Thread Size: M14 Heat Range: 20 Hex Size (mm): 16mm Preset Gap (mm): 1.1mm Center Electrode Core Material: Copper Center Electrode Tip Material: Iridium Approximate Resistor Value (Ohm): 5000 Ohm Thread Reach (mm): 18mm Metallurgy: Iridium Show More Show Less
Compare Denso Copper Spark Plug - 5033 Part #: 5033 Line: DEN Denso Copper Spark Plug 1 Year Limited Warranty Seat: Tapered Thread Size: M14 Heat Range: 20 Hex Size (mm): 16mm Preset Gap (mm): 1.5mm Center Electrode Core Material: Copper Center Electrode Tip Material: Nickel Approximate Resistor Value (Ohm): 5000 Ohm Thread Reach (mm): 18mm Metallurgy: Copper Show More Show Less