Engineered for high-performance engines, the NGK Racing Spark Plug R7448A-10 is designed to withstand extreme conditions. Featuring a special insulator nose configuration, this plug enhances throttle response and overall performance. Corrugated ribs prevent flashover, while the pure alumina silicate ceramic insulator provides superior strength and heat transfer. The copper core aids in efficient heat removal, and the triple seals prevent leakage for lasting durability.
Key Features:
Thread Diameter: 14mm
Thread Pitch: 1.25mm
Seat Type: Tapered
Reach: 25mm (1)
Hex Size: 5/8 (16mm)
Terminal Type: Solid
Gap: .030 (0.75mm)
Electrodes:
Center Electrode:
- Material: Nickel
- Type: Standard
- Size: 2.5mm
- Projection: Projected
Ground Electrode:
- Material: Nickel
- Type: Standard
- Shape: Trapezoid
- Quantity: 1
Additional Specifications:
Resistor: Yes, 5k Ohm
Heat Range: 10
Torque Specs: Cast Iron: 10.8-18 lb. ft.; Aluminum: 7.2-14.5 lb. ft.
Solid Terminal
Gap: 0.75mm.
Ideal for race conditions, this NGK spark plug ensures reliable ignition and superior engine performance.
Part Number NGK-95811
