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Martyr Anodes CMALPHAGEN1KITA Mercruiser Alpha I Gen I Anode Kit, Aluminum

Manufacturer

Martyr Anodes

<h3>About Martyr Anodes</h3><p>When it comes to defending a vessel against galvanic corrosion, few names carry the authority of <strong>Martyr Anodes</strong>. A flagship brand within the <strong>CMP Group</strong>, Martyr has its roots in foundry operations that date back to the early 1900s in Vancouver, BC, growing from a local manufacturer into a globally recognized leader in marine cathodic protection. Today, the brand supplies boaters, commercial operators, and marine professionals worldwide with sacrificial anodes engineered to guard hulls, propellers, rudders, shafts, engines, and other submerged components from the relentless effects of corrosion.</p><h3>Three Alloys, Every Water Type</h3><p>What sets Martyr apart from competing anode manufacturers is its position as the only brand to offer all three protective alloys — zinc, aluminum, and magnesium — under a single product line. This matters because the correct alloy depends entirely on the water environment a vessel operates in. Zinc anodes are the classic choice for aggressive saltwater conditions, while aluminum anodes are preferred for saltwater and brackish environments, offering superior corrosion resistance with a reduced environmental footprint. Magnesium anodes are the go-to solution for freshwater use, delivering effective sacrificial protection without degrading too quickly. Whatever the operating environment, Martyr has an engineered solution to match.</p><h3>Military-Grade Manufacturing Standards</h3><p>Martyr does not cut corners on metallurgy. Every anode is pressure die-cast and manufactured to meet or exceed <strong>U.S. Military alloy specifications</strong>, using only high-purity metals. Each alloy batch is lab-tested with full certification and traceability available upon request. This rigorous quality management — operating under an ISO 9001 framework — ensures that each anode delivers consistent, long-lasting galvanic performance across a wide range of marine environments, from recreational pleasure craft to commercial vessels and naval applications.</p><h3>Anode Kits for Simplified Protection</h3><p>For boaters who want a complete, hassle-free maintenance solution, Martyr&rsquo;s <a href="/7452-martyr-anodes-anode-kits-200102">Anode Kits</a> offer pre-packaged sets engineered for specific engine models and boat types. Compatible with major marine engine brands including Yamaha, Mercury, Volvo, and MerCruiser, these kits take the guesswork out of corrosion protection and ensure every critical system receives optimal coverage in a single purchase.</p><h3>Sustainability at the Core</h3><p>Martyr and the CMP Group have made environmental stewardship a cornerstone of their mission. Traditional zinc anodes can contain cadmium, a metal that poses risks to aquatic ecosystems. Martyr actively advocates for the adoption of aluminum and magnesium alternatives that deliver equal or superior protection while minimizing harm to marine environments — embodying the brand&rsquo;s philosophy of &ldquo;Protect your boat, protect our waters.&rdquo; With over 1,000 anode types available and a catalog that fits virtually every major marine engine and boat model, Martyr remains one of the most comprehensive and trusted sources for marine corrosion protection in the world.</p>

Part Number

CMALPHAGEN1KITA
06/03/2036 8:33 AM
Sale Price

$36.14

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The Martyr Anodes CMALPHAGEN1KITA is a complete aluminum anode kit specifically designed for Mercruiser Alpha I Generation I sterndrive systems. This comprehensive kit provides essential corrosion protection for your lower unit by preventing galvanic corrosion that can damage critical metal components in saltwater and freshwater environments.

Complete Protection Kit Includes:

  • CM31640 Trim Tab Anode - Protects the trim tab assembly from corrosion
  • CM55989 Gimbal Housing Anode (2 pieces) - Dual anodes for comprehensive gimbal housing protection
  • CM821631 Gimbal Housing Anode - Additional gimbal housing protection point

Martyr anodes are manufactured from high-quality aluminum alloy that meets or exceeds military specifications for sacrificial anodes. The aluminum composition makes these anodes ideal for saltwater, brackish water, and freshwater applications. By installing this complete anode kit, you ensure that the less expensive aluminum corrodes sacrificially, protecting your expensive sterndrive components from costly galvanic damage. Regular replacement of sacrificial anodes is essential preventive maintenance that extends the service life of your Mercruiser sterndrive system.

Products specifications

Fits

1983-1990

Material

Aluminum

Very good

Great price, free shipping and no tax. What else can you ask for!

Great job.

I still have to install the product on my motorcycle.

Very fast delivery

*****

Thanks

Fantastic price ,fast shipping!!!!

Great company, professional handling and super fast shipping. Will buy from them again.

Great price on a head gasket. Love the Amazon integration.

Great prices

easy to navigate site

lowest price I could find ANYWHERE. Website needs some work (login screen appears to be asking you to login again after you enter account info).

It was easy but shipping could be cheaper

Couldn't enter my coupon code anywhere.

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