Skip to content
High-performance spark plug designed for racing applications.
NGK Spark Plugs has established itself as a leader in spark plug technology, particularly in the racing sector. The NGK Racing Spark Plug is engineered to endure the extreme conditions of high revving and high compression engines, making it a reliable choice for racers. With specially designed ground electrodes, these spark plugs ensure optimal performance and efficiency under demanding circumstances. The unique V-Cut electrode design enhances the spark delivery, contributing to improved combustion and power output. Easy installation further adds to the practicality of this racing spark plug, making it suitable for both amateur and professional racing enthusiasts.
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: 4091
- Resistor: No
- Electrode Type: V-Cut
- Electrode Core Material: Nickel
- Electrode Tip Material: Nickel
- Insulator Type: Non-Projected
- Thread Size (IN): 0.551 Inch
- Quantity: Single
- Reach: 3/4 Inch
- Seat Type: Gasket
- 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.
