SKU:
Osculati-47.558.45
$ 18,89
1-2 weeks delivery time
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NGK BPZ8HS-10 (Osculati 47.558.45) is a short-reach resistor spark plug with M14 × 1.25 mm thread, 12.7 mm reach, 20.8 mm hex, and a preset 1.0 mm gap. Designed for 2-stroke marine engines from Yamaha, Mercury, Mariner, Suzuki, Tohatsu, Selva, and Honda. Features a projected insulator for better anti-fouling. Fully interchangeable with Champion QL78YC.
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Osculati 47.558.45 – NGK BPZ8HS-10 Marine Spark Plug
The NGK BPZ8HS-10 (Osculati 47.558.45) is a marine spark plug specifically designed for 2-stroke outboard engines operating under heavy load and variable RPMs. Its projected insulator nose prevents fouling during prolonged idling or trolling, while the built-in resistor reduces electromagnetic interference. The wide 1.0 mm gap delivers a strong, reliable spark for smoother combustion and throttle response.
Key Features:
- Resistor-type spark plug for EMI/RFI suppression
- Projected tip improves ignition stability and reduces fouling
- Nickel alloy electrode for marine corrosion resistance
- Short 12.7 mm reach ideal for compact 2-stroke cylinder heads
- 1.0 mm factory-set gap for optimal spark under load
Technical Specifications:
Attribute Value Model NGK BPZ8HS-10 Osculati Code 47.558.45 Thread Diameter M14 × 1.25 mm Reach 12.7 mm Hex Size 20.8 mm Heat Range 8 Gap 1.0 mm Electrode Type Projected tip, standard ground Resistor Yes
Manufacturer Compatibility:
- Yamaha
- Mercury
- Mariner
- Suzuki
- Tohatsu
- Selva
- Honda
Cross Reference:
Brand Model NGK BPZ8HS-10 Champion QL78YC
NGK BPZ8HS-10 is the recommended spark plug for high-performance 2-stroke outboard engines requiring a hotter spark and consistent ignition in tough marine conditions. Trusted by marine professionals and OEMs for its performance and reliability.
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