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
