My Account
Shopping Cart

Martyr Anodes CME5 Engine Cooling System Zinc Pencil Anode with Brass Plug

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

CME5
06/13/2036 6:55 AM
Sale Price

$11.35

In Stock (10+)

delivery box

Usually delivered within 2 days

Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Martyr Anodes CME5 is a zinc pencil anode designed to protect your marine engine's cooling system from galvanic corrosion. This essential component sacrifices itself to prevent corrosion damage to more expensive engine parts, including heat exchangers, oil coolers, and cooling passages.

Key Features:

  • High-quality zinc alloy construction for maximum protection in saltwater and brackish water environments
  • Complete assembly includes brass mounting plug for easy installation
  • Pencil-style design fits standard engine cooling system ports
  • Sacrificial anode prevents costly corrosion damage to engine components
  • Direct replacement for worn or depleted anodes

Regular inspection and replacement of sacrificial anodes is critical for maintaining your engine's cooling system. Replace the CME5 anode when it has deteriorated to approximately 50% of its original size to ensure continuous corrosion protection. This simple maintenance item can prevent thousands of dollars in engine repair costs.

Great online ordering. I found exactly what I wanted and had it ordered in less than 10 minutes from my PHONE!!! Simply wonderful!!!

Ordered my CTEK battery Charger on Wed night and received it on Fri morning. Super fast shipping. Will definitely buy from again.

very helpful people and easy checkout

Anxious to try your product

My order for a "Thule" bike rack went thru like silk. Was received (1) day early. Would recommend "Autoplicity" to anyone. Best buy I could find on line.<br><br>Customer in Kokomo, IN

It was the exact product I needed at the best price..fast shipping..arrived sooner than i expected

Excelent

Excellent company. Will do business again. Super fast shipping, great price, and bike rack came in perfect condition.

Good prices

Quick ordering, cheap prices, and an easy, excellent online shopping experience. Hence why I ordered again. Could work on shipping costs though.

iS THE THROWOUT BEARING INCLUDED?

Share icon
Return Policy
Returns are easy at Boatplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy