Martyr Zinc Cutdown Skeg Anode for Yamaha – CM6644537101Z
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Martyr Zinc Cutdown Skeg Anode for Yamaha – CM6644537101Z
Description
Description
Zinc Cutdown Skeg Anode for Yamaha, manufacturer part number CM6644537101Z. This zinc sacrificial anode is intended for saltwater only.
Check the exact part number, mounting position and dimensions against the equipment being serviced.
Specifications and selection
| Manufacturer part number | CM6644537101Z |
|---|---|
| Anode alloy | Zinc |
| Water type | Saltwater only |
| Dimension OD | 3.8 in |
| Dimension H | 2.2 in |
| Dimension ID | 0.33 in |
Dimension letters follow the manufacturer's drawing. Compare the mounting arrangement and measurements with the part being replaced.
Choosing the correct anode
Saltwater only. Follow the equipment manufacturer's requirements for anode material and application. A shared engine brand or similar appearance alone does not establish compatibility.
View Martyr's product specifications and drawing. Browse Martyr anodes and kits.
OEM and Part Number Cross-References
Martyr lists the following numbers in its Additional SKUs field for this product. This is a Martyr aftermarket product. Match the application, mounting details and required anode alloy; a reference number does not establish that the original part uses the same alloy.
| Part Number | Reference |
|---|---|
| CM6644537101 | Martyr part reference |
| CM6644537101A | Martyr part reference |
| CM6644537101M | Martyr part reference |
| 664-45371-01 | Manufacturer-listed cross-reference |
Inspection and replacement
Inspect regularly and replace when approximately half of the anode has been consumed. Keep the anode unpainted and ensure clean, secure electrical contact with the protected metal. Follow the equipment manufacturer's installation instructions.
Martyr anode care and material guide
Compare engine & drive anodes or browse all Martyr anodes.
Manufacturer-listed Fitment
Component anode listed in the manufacturer kit for Yamaha 40–50 hp outboards. Match the original component position and mounting configuration; this individual component is not the complete kit.
Use all stated model, year, serial-number and configuration limits. This information applies to this exact product; a shared reference number alone does not establish interchangeability.
