SPARK PLUG NGK BPR4ES (6578)

NGK 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

Product Specifications:

Shell:

• Thread Diameter14mm
• Thread Pitch1.25mm
• Seat Type Gasket
• Reach19mm (3/4″)
• Hex Size13/16″ (21mm)
• Terminal Type Solid
• Overall, Height JIS
• Gap.031″ (0.8mm)

Center Electrode:

• Material Nickel
• Type Standard
• Size2.5mm
• Projection Projected

Ground Electrode:

• Material Nickel
• Type Standard
• Quantity1

Specifications:

• Resistor Yes
• Resistor Value5k Ohm
• Heat Range4
• Torque Specs Cast Iron: 18-25.3 lb. ft. Aluminum: 18-21.6 lb. ft.

Part Information:

• Brand NGK/NTK
• Warranty60 Days
• Longevity30k Miles