The NGK 4654 Racing Plug - R7437-9 is a part of the NGK Racing Series, specifically engineered to endure the harshest engine conditions. The fine wire iridium tipped center electrode significantly enhances ignitability, boosts durability, and improves anti-fouling capabilities, making it ideal for high-performance applications. This spark plug features a specially designed insulator nose configuration that improves throttle response, ensuring quick and efficient power delivery. The corrugated ribs prevent flashover, maintaining consistent spark delivery and reliable engine performance. The pure alumina silicate ceramic insulator provides superior strength and facilitates excellent heat transfer, crucial for maintaining optimal engine temperature. The copper core further aids in effective heat dissipation. Additionally, the triple seals ensure a leak-free fit, enhancing the overall durability and reliability of the spark plug. The NGK 4654 Racing Plug - R7437-9 is a trusted choice for performance enthusiasts looking for maximum efficiency and reliability in demanding racing conditions.
Part number: R7437-9
Centre Electrode Material: | Iridium |
Seat Type: | Gasket |
Thread Diameter (mm): | 14 |
Thread Pitch (mm): | 1.25 |
Hex (mm): | 16 |
Reach (mm): | 26.5 |
Resistor / Non-Resistor: | Resistor |
Gap (mm): | 0.7 |