NGK Racing Spark Plug Box of 4 (Part No. 4091) – High-Performance Automotive Spark Plugs for Extreme Racing Conditions

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. RACING USE

• 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

NGK Racing Spark Plugs are engineered for maximum durability and performance under the most demanding racing environments. Trusted by champions worldwide, these spark plugs feature specialized designs that ensure reliable ignition and longevity during intense racing sessions. The center electrode incorporates advanced configurations to enhance ignitability and heat resistance, making them suitable for a wide range of high-performance applications. Whether you're optimizing a race car or upgrading a performance engine, NGK Racing plugs deliver consistent, ultra-high performance across multiple heat ranges.
Designed with durability in mind, these plugs include trivalent metal plating that offers superior anti-corrosion and anti-seizing properties, facilitating easier installation and removal. The pure alumina silicate ceramic insulator provides excellent strength and heat transfer, helping to maintain optimal operating temperatures. Special insulator nose configurations are incorporated to improve throttle response, while the corrugated ribs prevent flashover, ensuring stable performance at high RPMs. The copper core enhances heat dissipation, reducing the risk of overheating during extended high-performance use. Triple seals ensure a tight fit, preventing leakage and maintaining spark consistency even under extreme conditions.
Ideal for racing applications, these NGK spark plugs are designed to withstand the rigorous demands of competitive motorsports. They are suitable for various engine configurations and are built to sustain high temperatures and intense vibration. Each box contains four high-quality spark plugs, ready to deliver the power and reliability needed for serious performance driving. Whether you're upgrading your racing setup or replacing worn plugs, NGK Racing Spark Plugs provide the dependable ignition performance that champions trust on every track.

Features:

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

• Pure alumina silicate ceramic insulator for strength and heat transfer

• Special insulator nose configurations for improved throttle response

• Corrugated ribs prevent flashover for stable performance

• Copper core enhances heat removal

• Triple seals provide leak-proof operation

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 4