NGK CR8EHIX-9 Iridium Performance spark plug for various makes and models. Please see Supported Models tab for a list of vehicle applications.

Iridium IX Spark Plugs offer outstanding acceleration, high fuel efficiency and long life.

SPECIFICATIONS/

• Thread Size: 10mm
• Reach: 19mm (3/4 inch)
• Hex Size: 16mm (5/8 inch)
• Half Thread Type: 12.7mm (1/2 inch) threaded
• Electrode Diameter: 0.6mm
• Gap: 0.9mm (.035 inch)
• Heat Range: 8
• Does not include terminal nut