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 Low...
NGK Standard Spark Plug 4172 - BR8ECS Item # 230718

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
- Low Angle Ground Electrode
- Corrugated Ribs
- Copper Core
Shell
- Thread Size: 14mm
- Thread Pitch: 1.25mm
- Seat Type: Gasket
- Resistor: Yes
- Resistor Value: 5K Ohm
- Reach: 19mm (3/4")
- Hex Size: 13/16" (21mm)
- Terminal Type: Solid
- Overall Height: ISO
- Gap:. 031" (0.8mm)
Center Electrode
- Material: Nickel
- Type: Standard
- Size: 2.5mm
- Projection: Non-Projected
Ground Electrode
- Material: Nickel
- Type: Low Angle
- Quantity: 1
Specifications
- Torque Specs: Cast Iron: 18-25.3 lb. ft. Aluminum: 18-21.6 lb. ft.
- Brand: NGK
- Heat Range: 8
- Longevity: 30k
- Features: Not Gappable