NGK Iridium IX Spark Plugs
NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency, and durability. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloys extremely high melting point is perfect for today's engines. For even greater performance consider upgrading to a NGK RUTHENIUM HX™ plug.
For Evo 8, these plugs are one step colder than stock and great for the mild to medium builds.
Applications:
- Mitsubishi 4G63
- 1992-2005 Evolution I-VIII
- 1990-1999 Eclipse GST/GSX
- 1990-1998 Talon TSi
- 1990-1994 Laser RS
- 1991-1993 Galant VR4
Features:
- Center Electrode core material: copper core
- Center Electrode Tip Material: Iridium
- Ground Configuration: Standard
- Ground Electrode Core Material: Nickel Core
- Ground Electrode Quantity: 1
- Ground Electrode Tip Design: Taper Cut
- Hex Size: 13/16 in
- Insulator Height: 53.00 mm
- Manufacturer Heat Range: 8
- Pre-Gap Size: .032 in
- Reach: .75 in
- Resistance: 5000 Ohms
- Seat Type: Flat
- Part Number: BR8EIX
- Stock Number: 5044
- Heat Range: 8
- Thread Size: 14mm
