NGK 4551 BR9HS-10 Nickel Spark Plug

Excellent performance, durability and value for money

Expertly constructed for durability, the NGK Nickel Spark Plug delivers optimum performance for longer. The trivalent metal plating provides superior anti-corrosion and anti-seizing properties, while corrugated ribs prevent flashover. It also features a pure alumina silicate ceramic insulator, providing superior strength and better heat transfer. The copper core aids in heat removal and the triple seals prevent leakage. For reliable durability and performance, you can count on the NGK Nickel Spark Plug.

NGK Nickel Spark Plug Features:

• Model: 4551 BR9HS-10
• 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: 60 days
• Longevity: 30,000 miles

NGK Nickel Spark Plug Specifications:

Shell

• Thread diameter: 14mm
• Thread pitch: 1.25mm
• Seat type: Gasket
• Reach: 12.7mm
• Hex size: 21mm
• Terminal type: Removable Nut
• Overall height: ISO
• Gap: 1.0mm

Center Electrode

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

Ground Electrode

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

Specifications

• Resistor: Yes
• Resistor value: 5k Ohms
• Heat range: 9
• Torque specs: Cast Iron: 18-25.3 lb. ft. Aluminum: 18-21.6 lb. ft.

Fitment

• Marine (Outboard):
  
  • Yamaha: 130, 225 / EXCEL RESISTOR REQUIRED, V6 - 2.6L, 225X, V6 - 3.1L, L130, L225, V6 - 3.1L, L250 / S250, V6 - 3.1L, LX225, V6 - 3.1L, LX250, V6 - 3.1L, P200, S130, S225, V6 - 3.1L, S225, V6 - 3.1L, SX250, V6 - 3.1L, V225 V760 EFI, V6 - 3.1L, V6 EXCEL, VX225 V760 EFI, V6 - 3.1L, VX250, V6 - 3.1L