Key Features:
- Corrosion-Resistant Plating: The spark plug is treated with trivalent metal plating, providing superior anti-corrosion properties and eliminating the need for anti-seize compounds.
- High-Grade Ceramic Insulator: Constructed with pure alumina silicate ceramic, it offers superior strength and better heat transfer.
- Solid Copper Core: The 98% pure copper core aids in heat removal, ensuring reliable starts and preventing overheating.
- Triple Seals: Designed with triple seals to prevent combustion gas leakage, enhancing durability and performance.
Technical Specifications:
- Thread Size: 14 mm
- Thread Pitch: 1.25 mm
- Reach: 12.7 mm (1/2")
- Hex Size: 21 mm (13/16")
- Heat Range: 7
- Resistor Value: 5,000 Ohms
- Preset Gap: 1.0 mm (0.039")
- Center Electrode Core Material: Nickel
- Ground Electrode Core Material: Nickel
- Insulator Material: Ceramic
- Terminal Type: Removable Nut
Materials:
- Center Electrode Core: Nickel
- Ground Electrode Core: Nickel
- Insulator: High-grade alumina silicate ceramic
- Plating: Trivalent metal plating for anti-corrosion
Dimensions:
- Length: Approximately 54.3 mm (2.140")
- Width: 21 mm (13/16")
- Height: Approximately 12.7 mm (1/2")
Compatibility Information:
The NGK BPR7HS-10 spark plug is compatible with various outboard engines, including:
- Mariner: 4 and 5 hp 2-stroke (1990 and onwards); 60 hp Marathon (1998 and onwards)
- Suzuki: DT5Y (1998-2001)
- Tohatsu: M4C, M5B, M5BS, M6B, M8B, M9.8B (1997 and onwards); M15D (1997-2001); M18E (2000-2001)
