NGK Iridium/Platinum Spark Plug Box of 4 (SILZKR7B11) 9723

Part Number: SILZKR7B11 Resistance: 5000.0 Ground Electrode Tip Design: Square Platinum Electrode - High Ignitability Ground Configuration: Standard Ground Electrode Core Material: Nickel Electrical Terminal Type: Non-Removable Nut Center Electrode Core Material: Copper Center Electrode Tip Material: Iridium Pre-Gap Size: .044 Ground Electrode Quantity: 1 Hex Size: 5/8 Insulator Height: 50.00 Manufacturer Heat Range: 7 Seat Type: Flat Reach: 26.5 Thread Diameter: 12.00