Description

The Yamaha 63P-11325-01-00 is a genuine OEM zinc anode designed to protect Yamaha outboard engines from galvanic corrosion. Commonly used as a crankcase/internal anode (often referenced alongside trim tab systems depending on model), it sacrifices itself to prevent corrosion damage to critical engine components.

Zinc construction makes it ideal for saltwater environments, where corrosion activity is highest.

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Key Features

• Genuine Yamaha OEM part (63P-11325-01-00)
• Marine-grade zinc construction
• Protects crankcase and internal engine components
• Direct replacement for OEM-installed anodes
• Designed for saltwater use

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Engine Compatibility

Fits a wide range of Yamaha outboards, including:

• F80, F100, F115, F130, F150, F225, F250, F300 (varies by model/year)

Common on:

• Mid to large horsepower Yamaha outboards
• Engines with internal cooling system anodes

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Serial Number Fitment Notice

Always confirm:

• OEM part #: 63P-11325-01-00
• Supersedes: 63P-11325-00-00
• Engine model and serial number

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When This Part Needs Replacement

• Anode is 50% consumed or more
• Heavy pitting or uneven wear
• Annual service interval (recommended in saltwater)
• Signs of internal corrosion

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Installation Notes

• Install in designated crankcase/anode port
• Ensure clean threads and proper seating
• Use non-insulating sealant if required
• Do not paint anode
• Inspect regularly

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Alternate / Cross-Reference Part Numbers

• Yamaha: 63P-11325-01-00
• Replaces: 63P-11325-00-00
• Aftermarket equivalents available (Sierra, Martyr)

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Parts Desk Insight

This is a critical internal protection anode—if it’s gone, corrosion starts inside the engine where you can’t see it. These are inexpensive parts that protect high-cost components like the crankcase and cooling passages, so regular replacement is key.

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Shipping

Shipping: Ships same or next day for fast Canada wide shipping.