Yamaha 677-45251-00 Lower Unit Anode F8 F9.9 4A 5C Outboard Gearcase

Yamaha 677-45251-00 Lower Unit Anode F8 F9.9 4A 5C Outboard Gearcase - UK Stock image 1

Yamaha 677-45251-00 Lower Unit Anode F8 F9.9 4A 5C Outboard Gearcase - Technical specification image 2

Yamaha 677-45251-00 Lower Unit Anode F8 F9.9 4A 5C Outboard Gearcase - Technical specification image 3

Yamaha 677-45251-00 Lower Unit Anode F8 F9.9 4A 5C Outboard Gearcase - Technical specification image 4

Dispatched in 2-3 days

30 Day Return Policy

Low stock - 1 item left
Backordered, shipping soon

Our stock levels are dynamic and can change frequently. If a product appears to be in stock, it may have already sold out. Please contact us if you have any questions about availability. Thank you for your understanding.

£9.95

Tax included.

Yamaha 677-45251-00 Anode

Name: Yamaha 677-45251-00 Lower Unit Anode F8 F9.9 4A 5C Outboard Gearcase
Price: 9.95 GBP
Rating: 5 (1 reviews)

Premium Lower Unit Corrosion Protection

Protect your outboard's vital components with this high-quality sacrificial anode. The 677-45251-00 is specifically designed for small Yamaha outboard motors, serving as the first line of defense against galvanic corrosion in the lower unit and gearcase area.

RELIABILITY: Precision-engineered to meet or exceed OEM standards, ensuring maximum electrolytic protection in both salt and brackish water environments.

Key Features

✔ Direct fit for Yamaha 4hp - 9.9hp models
✔ High-grade sacrificial alloy material
✔ Essential for preventing gearcase pitting
✔ Easy bolt-on installation

Technical Specs

Part Number:	677-45251-00
Weight:	approx. 0.25kg
Location:	Lower Unit / Gearcase
Material:	Marine Grade Alloy

Compatibility / Fitment Guide

Engine Type	Model Application	Year/Notes
Yamaha 2-Stroke	4A, 5C, E8D, E8DMH	Various Years (inc. 1989)
Yamaha 4-Stroke	F8A, F8B, F9.9A, F9.9B	Early Portable Models

OEM Cross Reference

Yamaha OEM:	677-45251-00, 677-45251-00-00
Sierra Marine:	N/A

Questions & Answers

Is this a genuine original part?

This is a premium quality replacement part, manufactured to meet or exceed original equipment (OE) standards for fitment and performance.

How do I know if it is compatible?

We recommend checking your current part against the SKU 677-45251-00. This part is primarily used on small portable outboards like the F8 and F9.9.

How often should this anode be replaced?

Anodes should be inspected annually and replaced once they have corroded by approximately 50% to ensure continued protection of your engine.

Note: Please verify your original part number against the references above before purchasing. For any queries, please visit 4boats.co.uk.

For the products under £150 the shipping is £6.99.

Free delivery for most items over £150.

Why choose us

ITS ALL ABOUT THE QUALITY

We source the best products from the Top suppliers only. We’ve taken years of feedback and have doubled down on providing the best service.

TEAMWORK MAKES THE DREAMWORK

Our Suppliers and Partners are joining us in our commitment to challenge the way this industry operates. From product sourcing to fulfilling, they’re the best in the business.

Simple_Image_Play_Built_into_Routine_Cosmetics_TikTok_In-Feed_Ad_1080_x_1080_px_10 - 4Boats

YOU MATTER TO US.

All your orders are personally checked by a member of 4 BOATS and we make sure your orders are dispatched quickly so it arrives to your doorstep ASAP

Yamaha 677-45251-00 Lower Unit Anode F8 F9.9 4A 5C Outboard Gearcase