Osculati 47.558.41 – NGK BR6HS-10 Marine Spark Plug
The NGK BR6HS-10 (Osculati 47.558.41) is a marine spark plug built for 2-stroke outboard motors requiring a wider spark gap for cleaner combustion and stronger ignition. With a resistor to suppress electromagnetic interference (EMI) and a heat range of 6, it ensures stable performance under various engine loads. This plug features a compact short-reach body and corrosion-resistant construction ideal for harsh marine conditions.
Key Features:
- Resistor-type for EMI/RFI suppression
- Wider 1.0 mm factory-set spark gap for stronger ignition energy
- Short 12.7 mm reach for shallow cylinder head designs
- Standard 14 mm thread and 20.8 mm hex
- Designed for reliable ignition in 2-stroke marine outboards
Technical Specifications:
| Attribute | Value |
|---|---|
| Model | NGK BR6HS-10 |
| Osculati Code | 47.558.41 |
| Thread Diameter | M14 × 1.25 mm |
| Reach | 12.7 mm |
| Hex Size | 20.8 mm |
| Heat Range | 6 |
| Gap | 1.0 mm |
| Electrode Type | Standard |
| Resistor | Yes |
Manufacturer Compatibility:
- Yamaha
- Mercury
- Mariner
- Suzuki
- Tohatsu
- Selva
- Honda
Cross Reference:
| Brand | Model |
|---|---|
| NGK | BR6HS-10 |
| Champion | L86C |
The NGK BR6HS-10 is ideal for marine technicians and outboard users requiring a dependable spark plug that delivers stable firing in 2-stroke engines. Its 1.0 mm wide-gap configuration enhances spark efficiency, especially in engines subject to variable RPM and load conditions in saltwater operations.
