NGK Racing Spark Plug Box of 4 (R5670-5)

NGK Racing spark plugs are designed with extreme use in mind and meant to withstand the most grueling racing conditions. NGK Spark Plugs have been powering racing champions and can be found in every racing venue throughout the world. The center electrode of the NGK Racing spark plugs has special configurations and designs to ensure durability and ignitability. NGK Racing plugs bring ultra high performance in a variety of heat ranges. Special configurations are used for a wide variety of racing applications. NGK Racing spark plugs are designed with extreme use in mind and meant to withstand the most grueling racing conditions. NGK Spark Plugs have been powering racing champions and can be found in every racing venue throughout the world. M/C - 1974-1948 HARLEY-DAVIDSON

• TRIVALENT METAL PLATING: Delivers superior anti-corrosion and anti-seizing properties, ensuring ease of installation and removal
• Pure alumina silicate ceramic insulator provides superior strength and better heat transfer
• Special insulator nose configurations improve throttle response
• Corrugated ribs prevent flashover
• Copper core aids in heat removal
• Triple seals prevent leakage

The NGK Racing Spark Plug Part Number NGK2298 is engineered to deliver exceptional performance under extreme racing conditions, making it an ideal choice for high-demand motorcycle applications. Designed specifically for Harley-Davidson models such as the FX Super Glide from 1971 to 1974 and FL models from 1948 to 1953, this spark plug ensures reliable ignition and durability in the most demanding environments. The advanced center electrode configuration enhances ignitability, providing consistent performance during intense riding sessions. Crafted with trivalent metal plating, these plugs offer superior corrosion resistance and ease of installation, maintaining optimal functionality over time. The pure alumina silicate ceramic insulator provides superior strength and efficient heat transfer, helping to prevent overheating and ensuring longevity. Special insulator nose designs optimize throttle response, giving riders more precise control. Corrugated ribs on the insulator help prevent flashover, enhancing safety and reliability. The copper core improves heat removal, maintaining ideal operating temperatures, while triple seals prevent leakage, ensuring a secure fit and consistent performance in demanding conditions. Whether used on vintage or custom Harley-Davidson motorcycles, these spark plugs are built to withstand grueling racing environments and everyday riding alike. Designed with the professional rider in mind, NGK's racing plugs combine durability, high performance, and exceptional ignitability to meet the needs of motorcycle enthusiasts and racers alike.

Features:

• Trivalent metal plating for anti-corrosion and anti-seizing properties

• Pure alumina silicate ceramic insulator for strength and heat transfer

• Special insulator nose configurations improve throttle response

• Corrugated ribs prevent flashover

• Copper core aids in heat removal

• Triple seals prevent leakage

Fitment:
Harley Davidson FL Base 1948
Harley Davidson FL Base 1949
Harley Davidson FL Base 1950
Harley Davidson FL Base 1951
Harley Davidson FL Base 1952
Harley Davidson FL Base 1953
Harley Davidson FL Base 1954
Harley Davidson FL Base 1955
Harley Davidson FL Base 1956
Harley Davidson FL Base 1957
Harley Davidson FL Base 1958
Harley Davidson FL Base 1959
Harley Davidson FL Base 1960
Harley Davidson FL Base 1961
Harley Davidson FL Base 1962
Harley Davidson FL Base 1963
Harley Davidson FL Base 1964
Harley Davidson FX Super Glide Base 1971
Harley Davidson FX Super Glide Base 1972
Harley Davidson FX Super Glide Base 1973
Harley Davidson FX Super Glide Base 1974