Mercury Aluminum Trim Tab Anode Kit | Martyr CM31640KITA
Mercury Aluminum Trim Tab Anode Kit | Martyr CM31640KITA
Martyr (Canada Metal)
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Mercury Aluminum Trim Tab Anode Kit | Canada Metals CM31640KITA
Mercury Aluminum Trim Tab Anode Kit | Martyr CM31640KITA
Premium aluminum Martyr anode is designed to protect a gearcase from corrosion in salt or brackish water.
- Mercury trim tab anode kit
- Aluminum anode for use in brackish and salt water applications
- Kit includes mounting bolt
- Aluminum replacement for Mercury's zinc anode p/n 31640Q4
- For freshwater use magnesium anode p/n CM31640KITM

! Compatibility references are provided for informational purposes only and do not constitute a fitment guarantee. Part numbers, application listings, and "replaces" cross-references are based on manufacturer data and are intended as a starting point for identification — not a guarantee of fit for your specific engine, hull, or installation.
Buyer is solely responsible for verifying compatibility with their engine model, serial number, model year, and trim configuration before purchase. If you are unsure whether this part fits your application, contact MacombMarineParts.com before you buy — we're available via text, email, or online chat to help verify compatibility for your specific application.
MacombMarineParts.com is not liable for parts ordered based on assumed fitment. Returns due to buyer-selected incorrect fitment are subject to our standard return and restocking fee policies.