Magnesium anodes are highly active and suitable for Mercruiser outdrives with stainless steel propellers that operate in fresh water only.

Which Anodes Should I Use — Zinc, Aluminum or Magnesium?

  • For Mercruiser boats with no AC shore power connections, or having AC shore power connections with galvanic isolation, use Chart Merc-B (pdf).

Mil-Spec Magnesium Anodes

Mercruiser Bravo III Corrosion
Ouch! Don't let this happen.
Click to enlarge.
NEW!!!  Bravo III (2004+) Magnesium Anode Kit Bravo II & III Magnesium Anode Kit
List Price: $159.99
Our Price: $92.89
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List Price: $128.00
Our Price: $69.74
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Alpha One (Gen II) Magnesium Anode Kit Bravo One Magnesium Anode Kit
List Price: $155.00
Our Price: $89.74
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List Price: $145.00
Price: $80.95
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Alpha One Magnesium Anode Kit
List Price: $100.95
Our Price: $50.68
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Bravo 3 Propeller Nut with Magnesium Anode Bravo 3 Propeller Nut Magnesium Anode – Replacement
List Price: $122.99
Our Price: $82.40
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List Price: $37.99
Price: $22.49
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Deep Socket for Installing Bravo 3 Propeller Nut Anodes
List Price: $79.99
Our Price: $49.66
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DD-612M Hull Magnesium Anode Mini Divers Dream Hull Magnesium Anode
List Price: $127.99
Our Price: $60.65
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List Price: $52.99
Price: $30.50
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R-2M Rudder Magnesium Anode - 2-13/16" Dia. Grouper Hanging Magnesium Anode
List Price: $29.99
Our Price: $18.00
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List Price: $139.99
Price: $87.33
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