Osculati Boat Equipment includes a wide range of essential marine accessories and components designed for yachts and motorboats. The product line features deck hardware, navigation lights, fuel and water systems, stainless steel fittings, and safety gear. Engineered for reliability in harsh marine environments, Osculati equipment is commonly used on sailing yachts, motorboats, and commercial vessels to enhance functionality, durability, and onboard comfort.
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1-2 weeks delivery time Osculati 47.558.12 – NGK B6HS is a non-resistor spark plug with a 14 mm thread, 12.7 mm (1/2") reach, and 20.8 mm (13/16") hex. Designed for smooth ignition and high durability in 2-stroke marine outboards from Yamaha, Mercury, Suzuki, Mariner, Tohatsu, Selva, and Honda. It corresponds to Champion L86C.
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$ 8.29
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1-2 weeks delivery time NGK B6S (Osculati 47.558.74) is a non-resistor marine spark plug with M14 × 1.25 mm thread, 12.7 mm reach, 20.8 mm hex, and 0.7 mm standard gap. Suited for legacy 2-stroke marine engines by Yamaha, Mercury, Suzuki, Tohatsu, Honda, Selva, and Mariner. Offers stable spark and strong performance in simple ignition systems. Fully interchangeable with Champion J8C.
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$ 9.48
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1-2 weeks delivery time Osculati 47.558.01 – NGK B7HS is a non-resistor marine spark plug designed for use in a wide range of 2-stroke outboard engines. With a 14 mm thread, 12.7 mm (1/2") reach, and 20.8 mm (13/16") hex, it provides reliable cold starts, strong spark, and excellent performance in engines from Mariner, Yamaha, Mercury, Suzuki, Tohatsu, Selva, and Honda. Equivalent to Champion L82C.
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$ 8.39
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1-2 weeks delivery time Osculati 47.558.10 – NGK B7HS-10 is a non-resistor spark plug with a factory-set 1.0 mm gap, built for reliable ignition in 2-stroke marine outboards by Yamaha, Mercury, Mariner, Suzuki, Tohatsu, Selva, and Honda. It features a 14 mm thread, 12.7 mm (1/2") reach, and 20.8 mm (13/16") hex. Equivalent to Champion L77JC4.
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$ 9.82
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1-2 weeks delivery time Osculati 47.558.03 – NGK B8HS is a non-resistor marine spark plug with a 14 mm thread, 12.7 mm (1/2") reach, and 20.8 mm (13/16") hex. Designed for standard use in 2-stroke outboards by Yamaha, Mercury, Mariner, Suzuki, Tohatsu, Selva, and Honda. Offers strong ignition performance and reliable combustion. Equivalent to Champion L78C.
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$ 8.48
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1-2 weeks delivery time Osculati 47.558.08 – NGK B8-HS-10 is a non-resistor marine spark plug with a factory-set 1.0 mm gap. Featuring a 14 mm thread, 12.7 mm (1/2") reach, and 20.8 mm (13/16") hex, it delivers high ignition efficiency and stable combustion in 2-stroke outboards by Yamaha, Mercury, Suzuki, Mariner, Tohatsu, Selva, and Honda. Equivalent to Champion L78C.
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$ 10.21
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1-2 weeks delivery time NGK B8S (Osculati 47.558.81) is a non-resistor marine spark plug with M14 × 1.25 mm thread, 12.7 mm reach, 20.8 mm hex, and 0.7 mm gap. Designed for older and performance-tuned 2-stroke outboards from Yamaha, Mercury, Suzuki, Tohatsu, Selva, Honda, and Mariner. With a cold heat range (8), it provides detonation resistance and consistent performance. No Champion equivalent listed.
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$ 8.29
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1-2 weeks delivery time Osculati 47.558.06 – NGK B9HS-10 is a marine-grade spark plug designed for 2-stroke outboard engines operating at high RPM. It features a 14 mm thread, 12.7 mm (1/2") reach, 20.8 mm (13/16") hex, and a factory-set 1.0 mm gap. Designed for performance and durability, it is equivalent to Champion L77JC4.
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$ 9.70
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1-2 weeks delivery time NGK BKR6E (Osculati 47.558.49) is a long-reach resistor-type marine spark plug with M14 × 1.25 mm thread, 19 mm reach, 16 mm hex, and a factory-set 0.8 mm gap. It features a projected insulator and copper core for efficient combustion. Suitable for 4-stroke outboards from Yamaha, Mercury, Suzuki, Mariner, Tohatsu, Selva, and Honda. Equivalent to Champion RC12YC.
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$ 12.03
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1-2 weeks delivery time Osculati 47.558.13 – NGK BP6HS is a non-resistor, projected-tip spark plug designed for reliable marine ignition in 2-stroke and 4-stroke outboards. With a 14 mm thread, 12.7 mm (1/2") reach, 20.8 mm (13/16") hex, and a medium-hot heat range, it fits engines by Yamaha, Mercury, Suzuki, Mariner, Tohatsu, Selva, and Honda. Equivalent to Champion L87YC.
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$ 8.24
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1-2 weeks delivery time Osculati 47.558.14 – NGK BP7HS is a projected-tip, non-resistor marine spark plug with a 14 mm thread, 12.7 mm (1/2") reach, and 20.8 mm (13/16") hex. Designed for enhanced combustion in 2-stroke outboards by Yamaha, Mercury, Suzuki, Mariner, Tohatsu, Selva, and Honda. Medium heat range and excellent anti-fouling properties. Cross-reference: Champion L82YC.
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$ 9.06
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1-2 weeks delivery time NGK BP7HS-10 (Osculati 47.558.66) is a non-resistor spark plug with M14 × 1.25 mm thread, 12.7 mm reach, 20.8 mm hex, and a wide 1.0 mm factory-set gap. Built for 2-stroke marine outboards by Yamaha, Honda, Mercury, Suzuki, Tohatsu, Selva, and Mariner. It features a projected insulator for improved ignition efficiency and fouling resistance. No direct Champion equivalent.
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$ 10.01
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1-2 weeks delivery time NGK BP8HN-10 marine spark plug (Osculati 47.558.22) is a high-performance ignition component designed for marine outboard engines from brands like Yamaha, Mercury, Mariner, Suzuki, Tohatsu, Selva, and Honda. It features a thread size of M14 × 1.25 mm, 19 mm reach, 20.8 mm hex, and a preset gap of 1.0 mm. This plug is ideal for 2-stroke and select 4-stroke applications and corresponds to Champion L78YC.
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$ 10.38
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1-2 weeks delivery time The Osculati 47.558.94 – NGK BP8HS-10 spark plug is a non-resistor type plug designed for optimal ignition performance in marine outboard engines. With a 14 mm thread diameter, 12.7 mm (1/2") reach, and projected core nose, it is particularly well-suited for older two-stroke models used in Mariner, Yamaha, Suzuki, Mercury, Tohatsu, Selva, and Honda engines. It offers reliable cold-start performance and superior heat dissipation for harsh marine environments.
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$ 7.86
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1-2 weeks delivery time NGK BP8HS-15 (Osculati 47.558.82) is a non-resistor marine spark plug with M14 × 1.25 mm thread, 12.7 mm reach, 20.8 mm hex, and a wide 1.5 mm factory-set gap. Its cold heat range (8) and projected insulator make it ideal for 2-stroke outboards from Yamaha, Mercury, Honda, Suzuki, Tohatsu, Selva, and Mariner. Suitable for high-speed operation with strong resistance to fouling. No Champion cross-reference provided.
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$ 7.73
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1-2 weeks delivery time NGK BPR5EFS (Osculati 47.558.83) is a resistor spark plug with M14 × 1.25 mm thread, 19 mm reach, 16 mm hex, and 0.8 mm factory gap. Its warm heat range (5) and projected insulator make it suitable for a wide variety of 4-stroke and 2-stroke marine outboards from Yamaha, Mercury, Suzuki, Honda, Tohatsu, Selva, and Mariner. No Champion equivalent listed.
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$ 9.92
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1-2 weeks delivery time NGK BPR5ES (Osculati 47.558.28) is a versatile marine spark plug with a 14 mm thread, 19 mm reach, 20.8 mm hex size, and a factory-set 0.9 mm gap. Designed for compatibility with Yamaha, Mercury, Mariner, Suzuki, Tohatsu, Selva, and Honda outboards. It features a built-in resistor for EMI suppression and is cross-compatible with Champion RN11YC4. Ideal for 4-stroke marine engines requiring clean, efficient combustion.
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$ 11.16
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1-2 weeks delivery time NGK BPR6EFS (Osculati 47.558.26) is a marine spark plug designed for reliable performance in outboards from Yamaha, Mercury, Mariner, Suzuki, Tohatsu, Selva, and Honda. It features a 14 mm thread, 19 mm reach, 20.8 mm hex, and factory-set 0.9 mm gap. With integrated resistor and projected insulator tip, it reduces EMI and improves cold starts. Directly interchangeable with Champion RS12YC.
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$ 13.35
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1-2 weeks delivery time NGK BPR6ES (Osculati 47.558.34) is a widely used marine spark plug with a 14 mm thread, 19 mm reach, 20.8 mm hex size, and a 0.9 mm preset gap. It features a projected insulator and internal resistor, ensuring efficient combustion and reduced EMI. Compatible with Yamaha, Mercury, Mariner, Suzuki, Tohatsu, Selva, and Honda outboards. Interchangeable with Champion RN9YC.
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$ 10.50
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1-2 weeks delivery time NGK BPR6FS (Osculati 47.558.71) is a short-reach resistor-type spark plug with M14 × 1.25 mm thread, 12.7 mm reach, 20.8 mm hex, and a factory-set 0.7–0.8 mm gap. Designed for 2-stroke and select 4-stroke marine outboards by Yamaha, Mercury, Suzuki, Honda, Tohatsu, Selva, and Mariner. It features a projected tip and a built-in resistor for clean combustion and EMI protection. No Champion equivalent.
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$ 11.43
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How does Osculati boat equipment improve the safety and performance of vessels in challenging marine conditions?
Osculati boat equipment enhances safety and performance by offering reliable components designed to withstand harsh marine environments. From navigation aids to mechanical fittings, each item contributes to greater vessel control, stability, and onboard functionality, reducing risks and ensuring smooth operation in demanding conditions.
Explore how thoughtful upgrades complement other essential gear like Bass Boat Seats for a more secure and efficient boating experience.