SKU:
Osculati-43.258.01
$ 27,45
1-2 weeks delivery time
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+
Aluminium fin anode for Yamaha 50–90 HP outboards, OEM reference 688-45371-02. With a 90 mm diameter, this anode mounts under the anti-ventilation plate and provides dual functionality: corrosion protection and propeller torque compensation. Aluminium is optimal for saltwater and brackish environments, offering excellent durability, low mass, and eco-friendliness compared to zinc.
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Osculati 43.258.01 – Yamaha 688-45371-02 50/90 HP Aluminium Fin Anode Ø90 mm
This aluminium trim fin anode is a direct-fit replacement for Yamaha OEM part 688-45371-02, suitable for 50–90 HP Yamaha outboard motors. It is installed under the anti-ventilation plate and serves two primary roles: reducing steering torque caused by propeller rotation and protecting submerged metallic components from galvanic corrosion. Aluminium is ideal for saltwater and brackish conditions, offering long-lasting performance and environmental benefits.
Technical Specifications
Item Code 43.258.01 Material Aluminium OEM Reference 688-45371-02 Engine Compatibility Yamaha 50–90 HP Diameter 90 mm Fin Type Trim fin Mounting Position Under anti-ventilation plate Environment Saltwater / Brackish water
Key Features
- OEM-style replacement for Yamaha 688-45371-02
- Designed for 50–90 HP Yamaha outboards
- Aluminium alloy – excellent for salt and brackish waters
- Provides steering torque correction and corrosion protection
- Eco-friendlier than zinc, with reduced metal pollution
- 90 mm diameter ensures precise fit and balance
Usage Notes
Aluminium anodes are recommended for saltwater and brackish environments. Do not use in freshwater, where magnesium is more suitable. Inspect regularly and replace when more than 50% is depleted to maintain optimal protection and steering stability.
Documents
Osculati Catalogue 2025 - page 774 Size: 352,2 Kb -
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