Description
The NGK BR8HS-10 Nickel Spark Plug is built for reliable ignition performance and durability in demanding marine and small engine applications. Featuring a copper core and standard nickel electrode, this plug ensures efficient heat transfer and consistent combustion.
Designed for long service life, NGK standard plugs include trivalent metal plating for superior resistance to corrosion and seizing. Corrugated ribs help prevent electrical flashover, while the high-strength alumina silicate ceramic insulator improves heat dissipation and overall durability. Triple seals protect against combustion gas leakage, ensuring dependable performance.
Pre-gapped at 1.0mm and equipped with a removable terminal nut, this spark plug offers easy installation and flexible fitment.
Key Features:
- Pre-gapped at 0.039" (1.0mm) for quick installation
- Copper core for enhanced heat dissipation
- Trivalent metal plating resists corrosion and seizing
- Corrugated ribs prevent flashover
- Durable ceramic insulator for strength and heat transfer
- Triple seal construction prevents leakage
- Removable terminal nut for installation flexibility
- Designed for marine and high-performance small engines
Specifications:
General:
- Part Number: BR8HS-10
- SKU: NGK1134
- Brand: NGK / NTK
- Heat Range: 8
- Gap: 0.039" (1.0mm)
- Resistor: Yes (5k Ohm)
- Terminal Type: Removable Nut
- Service Life: Up to 30,000 miles
- Warranty: 60 Days
Shell:
- Thread Diameter: 14mm
- Thread Pitch: 1.25mm
- Seat Type: Gasket
- Reach: 12.7mm (1/2")
- Hex Size: 13/16" (21mm)
Electrodes:
- Center Electrode: Nickel, Standard, 2.5mm, Non-Projected
- Ground Electrode: Nickel, Standard
Torque Specifications:
- Cast Iron Heads: 18–25.3 lb-ft
- Aluminum Heads: 18–21.6 lb-ft
Fitment:
Automotive / Powersports:
- No confirmed applications
Marine Outboard Applications (Partial):
Nissan:
- NS 50D / 50D2 / 60C / 70B / 70C / 90A
- NS 120A, NS 140A2
Suzuki:
- DT40C, DT55, DT65, DT75, DT85, DT90
- DT100, DT115S EFI, DT140 EFI
- DT150 (Standard, EFI, S EFI, SS), DT175, DT200, DT225
- PU Series (PU40, PU55, PU85, PU140)
Tohatsu:
- M50C / M50D / M50D2
- M60A / M60C
- M70A / M70B / M70C
- M90A, M115A2, M120A2, M140A2
Yamaha:
- 50, 115, 150, 175, 200, 220, 225, 250
- Various EFI, V6, and performance variants (P, S, V, VX, LX, TXR, etc.)
