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High-performance spark plug designed for racing applications.
NGK Racing Spark Plugs are engineered to meet the demands of high-performance racing engines. With a non-resistor design, these spark plugs feature a copper core and nickel V-groove electrode, ensuring optimal conductivity and durability under extreme conditions. The tapered seat and 14 millimeter thread size provide a secure fit, while the 11 millimeter reach and 5/8 inch hex make installation straightforward. Designed to withstand severe mechanical and thermal shock, NGK Spark Plugs deliver reliable ignition performance, making them a trusted choice for racers worldwide.
The unique design of NGK Racing Spark Plugs includes specially designed ground electrodes that enhance spark efficiency. The spark jumps from the middle electrode to the ring-shaped ground electrode, promoting better combustion and power output. This innovative feature, combined with the spark plug's robust construction, allows race teams to push their vehicles to the limit with confidence. NGK has established itself as a leader in spark plug technology, providing products that are used in every racing venue globally.
Whether you are a weekend racer or a professional competitor, NGK Racing Spark Plugs are built to help you achieve peak performance. With a heat range of 6 and a gap of 0.031 inches, these plugs are optimized for high-revving, high-compression engines. Trust NGK to deliver the ignition reliability you need to stay ahead in the race.
Features
- NGK Racing Spark Plugs Often Come With Specially Designed Ground Electrodes
- Most Extreme Form Of These Plugs Come With A Ring-Shaped Ground Electrode
- Spark Jumps From The Middle Electrode To The Ring-Shaped Ground Electrode
- Easy To Install
Specifications
- Manufacturer: NGK Spark Plugs
- Manufacturer Part Number: 4449
- Resistor: No
- Electrode Type: V-Groove
- Electrode Core Material: Copper
- Electrode Tip Material: Nickel
- Insulator Type: Projected
- Thread Size (IN): 0.551 Inch
- Quantity: Single
- Reach: 0.433 Inch
- Seat Type: Tapered
- Wrench Diameter: 5/8 Inch
Shipping & Returns
- This product ships within the continental USA only.
- This product typically ships within 1 to 3 business days.
- Returns are accepted within 30 days for items in like-new condition. For complete details, please see our return policy.
