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Martyr Anodes CM872793Z Zinc Transom Triangle Anode for Volvo Penta

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

CM872793Z
06/03/2036 9:32 AM
Sale Price

$8.95

In Stock (5)

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Usually delivered within 2 days

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No Hassle Returns

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Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Martyr Anodes CM872793Z is a replacement zinc transom triangle anode designed specifically for Volvo Penta stern drives. This sacrificial anode protects your drive's metal components from galvanic corrosion by corroding preferentially, extending the life of expensive engine and drive parts.

Key Features:

  • Direct OEM replacement for Volvo Penta part number 872793
  • Zinc alloy construction optimized for saltwater and brackish water environments
  • Triangle configuration designed for transom mounting
  • Manufactured to meet or exceed OEM specifications
  • Easy installation with existing mounting hardware

Martyr is a leading manufacturer of sacrificial anodes, providing reliable corrosion protection for marine engines and drives. Regular inspection and replacement of sacrificial anodes is essential for protecting your stern drive investment from costly corrosion damage.

Seemed to work great just gotta wait and see when they get here.

Great price and nice shipping discount coupon

Good price and good deal on the shipping!

Hard to find part, in stock, and the best price around. Amazing!!!

I like the price and I like the product.the only issue was communication. I didn't receive information that it was shipped until after I received it. The process was still done quickly and I got the product in no time at all.

Great website. It is cheap and provides relatively fast shipping.

will wait till tires arrive to give full opinion

So far, so good.

Window motor and regulator was the best price around! Shipping was quick, and it was exactly the part I ordered. I will definitely be ordering again from Autoplicity!

EXCELLENT SELLER I RECEIVED EMAIL CONFORMATION OF MY ORDER IN MINUTES. MY ORDER WAS SHIPPED WITHIN A DAY AND ITEM WAS AS DESCRIBED. THE SHIPPING PRICE WAS RESONABLE AND THE ITEM PRICE WAS ONE OF THE BEST I FOUND ON THE NET! <br>THANK YOU.

All I can say is Wow! Great service, prices and easy returns. I got the wrong size helmet (my fault), they paid for the return shipping and refunded my money. I simply reordered and got what I wanted. Fantastic!

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