Spark plug NGK 7839 DR7EA

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

Plug Specifications

• Thread Size: 12mm
• Hex Size: 11/16" (17.5mm)
• Reach: 19mm (3/4")
• Seat Type: Gasket
• Gap: .028" (0.7mm)
• Heat Range: 7
• Terminal Type: Threaded Stud
• Resistor: Yes
• Thread Pitch: 1.25mm
• Brand: NGK

Center Electrode

• Type: Standard
• Material: Nickel
• Size: 2.5mm
• Projection: Non-Projected

Ground Electrode

• Type: Standard
• Material: Nickel
• Quantity: 1