Yamaha 688.45371.02 50/90 HP Zinc Fin Anode - Osculati 43.258.00

SKU: Osculati-43.258.00

€ 16,07

1-2 weeks delivery time

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Zinc fin anode for Yamaha 50–90 HP outboards, OEM ref. 688-45371-02. With a 90 mm diameter, this trim anode installs under the anti-ventilation plate, providing protection against galvanic corrosion and reducing propeller torque. Made of high-purity zinc, it ensures optimal performance in saltwater environments.

Description
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Osculati 43.258.00 – Yamaha 688-45371-02 50/90 HP Zinc Fin Anode Ø90 mm

This OEM-style zinc fin anode is a direct replacement for Yamaha part 688-45371-02 and is compatible with Yamaha outboards from 50 to 90 HP. Designed to mount under the anti-ventilation plate, this anode performs two critical roles: protecting submerged metallic components from galvanic corrosion and compensating for propeller-induced steering torque. The 90 mm diameter ensures accurate fitment and streamlined water flow during operation.

Technical Specifications

Item Code	43.258.00
Material	Zinc
OEM Reference	688-45371-02
Engine Compatibility	Yamaha 50–90 HP
Diameter	90 mm
Fin Type	Standard trim anode
Mounting Position	Under anti-ventilation plate
Environment	Saltwater

Key Features

OEM-compatible replacement for Yamaha 688-45371-02
Fits Yamaha 50–90 HP outboards
Zinc construction – ideal for saltwater environments
Prevents galvanic corrosion of submerged parts
Reduces steering torque from propeller thrust
Precision fit with 90 mm diameter for optimal hydrodynamics

Usage Notes

Zinc anodes are recommended for saltwater use only. For brackish or freshwater environments, aluminium or magnesium anodes are more effective. Replace the anode when more than 50% of the material is depleted to ensure consistent corrosion protection and torque stabilization.

Documents

Osculati Catalogue 2025 - page 774 Size: 352,2 Kb

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