Description
The NGK Standard Spark Plug 7909 (AB-8) is engineered for reliable ignition, longer life, and consistent engine performance. Featuring a copper core, trivalent metal plating, and a pure alumina silicate ceramic insulator, it delivers efficient heat transfer, corrosion resistance, and dependable starts. Ideal for everyday driving and OEM replacement.
NGK Standard Spark Plug 7909 - AB-8 Item # 230743
Description
NGK's Standard Plugs are Constructed for Longer Life and Optimum Performance.
- Trivalent Metal Plating Provides Superior Anti-Corrosion and Anti-Seizing Properties
- Corrugated Ribs Prevent Flashover
- Pure Alumina Silicate Ceramic Insulator, Provides Superior Strength and Better Heat Transfer
- Copper Core Aids in Heat Removal
- Triple Seals Prevent Leakage
- Sold individually
Features
- Corrugated Ribs
- Triple-Gasket Sealing Process
- Copper Core
Shell
- Thread Size: 18mm
- Thread Pitch: 1.5mm
- Seat Type: Gasket
- Resistor: No
- Reach: 12mm (.472")
- Hex Size: 13/16" (21mm)
- Terminal Type: Removable Nut
- Overall Height: ISO
- Gap:. 028" (0.7mm)
Center Electrode
- Material: Nickel
- Type: Standard
- Size: 2.5mm
- Projection: Non-Projected
Ground Electrode
- Material: Nickel
- Type: Standard
- Quantity: 1
Specifications
- Torque Specs: Cast Iron: 25.3-32.5 lb. ft. Aluminum: 25.3-28.9 lb. ft.
- Brand: NGK
- Heat Range: 8
- Longevity: 30k
Note: Image for reference only, actual product may vary.