NGK (4177) TR6 Spark Plugs, Pack of 8

NGK V-Power plugs feature a unique v-cut in the center electrode that directs the spark to the edge of the electrode, helping the spark develop more rapidly, increasing ignitability and reducing quenching.

Features:

• 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
• Warranty: 1 Year
• Torque Specs: Cast Iron: 10.8-18 lb. ft. Aluminum: 7.2-14.5 lb. ft.
• Heat Range: 6
• Longevity: 30k Miles
• Resistor: Yes

Shell Details:

• Thread Size: 14mm
• Thread Pitch: 1.25mm
• Seat Type: Tapered
• Resistor Value: 5K Ohm
• Reach: 18mm (.709")
• Hex Size: 5/8" (16mm)
• Terminal Type: Solid
• Overall Height: ISO
• Gap: .039" (1.0mm)

Center Electrode Details:

• Material: Nickel
• Type: V-Cut
• Size: 2.5mm
• Projection: Projected

Ground Electrode Details:

• Material: Nickel
• Type: Standard