NGK SPARK PLUG IMR9D-9H 6544

NGK Iridium Spark Plug – IMR9D-9H (6544)

Product Highlights:

• Laser Iridium Technology: Features a fine wire iridium tipped center electrode and platinum tipped ground electrode for unmatched durability and performance.
• Enhanced Ignitability: Ensures stable idle, superior anti-fouling, improved fuel efficiency, and lower emissions.
• Advanced Corrosion Protection: Trivalent metal plating offers superior anti-corrosion and anti-seizing properties.
• Sold individually.

Specifications:

• Reach: 19 mm (3/4″)
• Thread Size: 10 mm
• Hex Size: 16 mm (5/8″)
• Seal Type: Gasket Seat
• Electrode Material: Iridium
• Projection Type: Non-Projected
• Tip Configuration: Single Electrode
• Terminal Type: Fixed Terminal
• Pack Size: 1 Single Unit
• Resistor: Yes

Part Number Reference:

Part No.: 37-IMR9D-9H

Additional Notes:

Key Features:

• Iridium Tipped Fine Wire Center Electrode: Reduces voltage requirements and enhances spark strength.
• Platinum Tipped Ground Electrode: Offers a long service life with a slow wear rate.
• Corrugated Ribs: Prevent flashover for reliable ignition performance.
• Pure Alumina Silicate Ceramic Insulator: Provides superior heat transfer and mechanical strength.
• Copper Core: Aids in efficient heat removal for better thermal management.
• Triple Seals: Prevent leakage to ensure consistent performance.

NGK’s IMR9D-9H Iridium Spark Plugs deliver exceptional reliability, efficiency, and longevity, making them a trusted choice for high-performance and demanding engines