SKU:
Osculati-47.557.51
$ 8,72
1-2 weeks delivery time
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Osculati 47.557.51 – Champion QL77CC is a marine-grade resistor spark plug designed for 2-stroke outboard engines. With a 14 mm thread, 9.5 mm (3/8") reach, and 21 mm (13/16") hex, it features integrated RFI suppression, reliable ignition performance, and strong resistance to fouling in saltwater applications.
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Osculati 47.557.51 – Champion QL77CC Spark Plug
The Osculati 47.557.51 includes the Champion QL77CC spark plug, designed for use in 2-stroke marine outboard engines. This model features a built-in resistor to suppress radio frequency interference (RFI), ensuring clean operation with sensitive onboard electronics such as GPS, sonar, and radios. It offers a clean, powerful spark and marine-grade corrosion resistance for reliable performance in harsh saltwater conditions.
Main Features:
- Model: Champion QL77CC
- Thread Size: 14 mm
- Reach: 9.5 mm (3/8")
- Hex Size: 21 mm (13/16")
- Resistor: Yes – integrated RFI suppression
- Electrode Type: Standard tip
- Core Type: Copper
- Application: 2-stroke marine outboard engines
- Marine Grade: Yes – anti-fouling and corrosion-resistant
Benefits:
- Protects marine electronics from spark interference
- Ensures strong ignition and clean combustion at all RPMs
- Built to resist fouling, corrosion, and moisture in marine use
- OEM-equivalent compatibility with major outboard brands
Technical Specifications Table:
Parameter Value Item Code 47.557.51 Model Champion QL77CC Thread Size 14 mm Reach 9.5 mm (3/8") Hex Size 21 mm (13/16") Resistor Yes Core Type Copper Application 2-stroke outboard marine engines
The Osculati 47.557.51 – Champion QL77CC spark plug offers superior ignition stability and essential RFI protection for outboard engines operating in marine environments. It’s a top choice for technicians and boaters who require compatibility with electronic systems and long-term durability in saltwater conditions.
Documents
Osculati Catalogue 2025 - page 874 Size: 150,5 Kb -
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