{"product_id":"west-567","title":"Zinc Engine Anode E3 1\/2\" UNC CMT-EZ3","description":"\u003cp data-start=\"68\" data-end=\"355\"\u003eThe CMT-EZ3 is a \u003cstrong data-start=\"85\" data-end=\"138\"\u003ezinc engine anode (E3 style) with 1\/2\" UNC thread\u003c\/strong\u003e, designed to protect internal engine cooling systems from galvanic corrosion. Installed in the engine block or heat exchanger, it acts as a sacrificial element—corroding first to protect critical internal components.\u003c\/p\u003e\n\u003cp data-start=\"357\" data-end=\"465\"\u003eThis is an \u003cstrong data-start=\"368\" data-end=\"410\"\u003eanode-only replacement (no brass plug)\u003c\/strong\u003e, intended for use with existing pencil anode housings.\u003c\/p\u003e\n\u003chr data-start=\"467\" data-end=\"470\"\u003e\n\u003ch3 data-start=\"472\" data-end=\"488\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"489\" data-end=\"704\"\u003e\n\u003cli data-start=\"489\" data-end=\"518\"\u003e\u003cstrong data-start=\"491\" data-end=\"516\"\u003eE3 style engine anode\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"519\" data-end=\"556\"\u003e\u003cstrong data-start=\"521\" data-end=\"554\"\u003e1\/2\" UNC threaded zinc pencil\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"557\" data-end=\"603\"\u003eMarine-grade high-purity zinc construction\u003c\/li\u003e\n\u003cli data-start=\"604\" data-end=\"652\"\u003eDesigned for \u003cstrong data-start=\"619\" data-end=\"650\"\u003esaltwater applications only\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"653\" data-end=\"704\"\u003eDirect replacement for existing plug assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"706\" data-end=\"709\"\u003e\n\u003ch3 data-start=\"711\" data-end=\"735\"\u003eEngine Compatibility\u003c\/h3\u003e\n\u003cp data-start=\"736\" data-end=\"753\"\u003eCommonly used in:\u003c\/p\u003e\n\u003cul data-start=\"754\" data-end=\"836\"\u003e\n\u003cli data-start=\"754\" data-end=\"780\"\u003eInboard marine engines\u003c\/li\u003e\n\u003cli data-start=\"781\" data-end=\"807\"\u003eHeat exchanger systems\u003c\/li\u003e\n\u003cli data-start=\"808\" data-end=\"836\"\u003eRaw water-cooled engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"838\" data-end=\"849\"\u003e✔ Found in:\u003c\/p\u003e\n\u003cul data-start=\"850\" data-end=\"904\"\u003e\n\u003cli data-start=\"850\" data-end=\"865\"\u003eVolvo Penta\u003c\/li\u003e\n\u003cli data-start=\"866\" data-end=\"880\"\u003eMerCruiser\u003c\/li\u003e\n\u003cli data-start=\"881\" data-end=\"891\"\u003eYanmar\u003c\/li\u003e\n\u003cli data-start=\"892\" data-end=\"904\"\u003eCrusader\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"906\" data-end=\"952\"\u003e✔ Fits systems using \u003cstrong data-start=\"927\" data-end=\"952\"\u003eE3-size pencil anodes\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"954\" data-end=\"957\"\u003e\n\u003ch3 data-start=\"959\" data-end=\"991\"\u003eSerial Number Fitment Notice\u003c\/h3\u003e\n\u003cp data-start=\"992\" data-end=\"1007\"\u003eAlways confirm:\u003c\/p\u003e\n\u003cul data-start=\"1008\" data-end=\"1127\"\u003e\n\u003cli data-start=\"1008\" data-end=\"1038\"\u003eThread size (\u003cstrong data-start=\"1023\" data-end=\"1035\"\u003e1\/2\" UNC\u003c\/strong\u003e)\u003c\/li\u003e\n\u003cli data-start=\"1039\" data-end=\"1068\"\u003eAnode length and diameter\u003c\/li\u003e\n\u003cli data-start=\"1069\" data-end=\"1127\"\u003eWhether system uses \u003cstrong data-start=\"1091\" data-end=\"1127\"\u003eanode-only vs full plug assembly\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1129\" data-end=\"1151\"\u003eTypical E3 dimensions:\u003c\/p\u003e\n\u003cul data-start=\"1152\" data-end=\"1231\"\u003e\n\u003cli data-start=\"1152\" data-end=\"1231\"\u003eApprox. \u003cstrong data-start=\"1162\" data-end=\"1191\"\u003e2\" length × 3\/4\" diameter\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1233\" data-end=\"1236\"\u003e\n\u003ch3 data-start=\"1238\" data-end=\"1274\"\u003eWhen This Part Needs Replacement\u003c\/h3\u003e\n\u003cul data-start=\"1275\" data-end=\"1411\"\u003e\n\u003cli data-start=\"1275\" data-end=\"1312\"\u003eAnode is \u003cstrong data-start=\"1286\" data-end=\"1310\"\u003e50% or more consumed\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1313\" data-end=\"1347\"\u003eHeavy scaling or deterioration\u003c\/li\u003e\n\u003cli data-start=\"1348\" data-end=\"1378\"\u003eReduced cooling efficiency\u003c\/li\u003e\n\u003cli data-start=\"1379\" data-end=\"1411\"\u003eRoutine seasonal maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1413\" data-end=\"1416\"\u003e\n\u003ch3 data-start=\"1418\" data-end=\"1440\"\u003eInstallation Notes\u003c\/h3\u003e\n\u003cul data-start=\"1441\" data-end=\"1617\"\u003e\n\u003cli data-start=\"1441\" data-end=\"1486\"\u003eRemove old anode from existing brass plug\u003c\/li\u003e\n\u003cli data-start=\"1487\" data-end=\"1524\"\u003eClean threads and inspect housing\u003c\/li\u003e\n\u003cli data-start=\"1525\" data-end=\"1555\"\u003eInstall new anode securely\u003c\/li\u003e\n\u003cli data-start=\"1556\" data-end=\"1578\"\u003eDo not overtighten\u003c\/li\u003e\n\u003cli data-start=\"1579\" data-end=\"1617\"\u003eInspect regularly in saltwater use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1619\" data-end=\"1622\"\u003e\n\u003ch3 data-start=\"1624\" data-end=\"1668\"\u003eAlternate \/ Cross-Reference Part Numbers\u003c\/h3\u003e\n\u003cul data-start=\"1669\" data-end=\"1797\"\u003e\n\u003cli data-start=\"1669\" data-end=\"1698\"\u003eCamp Company: \u003cstrong data-start=\"1685\" data-end=\"1696\"\u003eCMT-EZ3\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1699\" data-end=\"1720\"\u003eMartyr: \u003cstrong data-start=\"1709\" data-end=\"1718\"\u003eCMEZ3\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1721\" data-end=\"1797\"\u003eCommon references: \u003cstrong data-start=\"1742\" data-end=\"1757\"\u003eE-3Z, CME3Z\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1799\" data-end=\"1802\"\u003e\n\u003ch3 data-start=\"1804\" data-end=\"1826\"\u003eParts Desk Insight\u003c\/h3\u003e\n\u003cp data-start=\"1827\" data-end=\"2076\"\u003eE3 anodes are a \u003cstrong data-start=\"1843\" data-end=\"1874\"\u003ecommon mid-size pencil zinc\u003c\/strong\u003e used across many engines. They strike a balance between lifespan and fitment flexibility—ideal for customers who want longer intervals than smaller E1 sizes without stepping up to larger E4 assemblies.\u003c\/p\u003e\n\u003chr data-start=\"2078\" data-end=\"2081\"\u003e\n\u003ch3 data-start=\"2083\" data-end=\"2095\"\u003eShipping\u003c\/h3\u003e\n\u003cp data-start=\"2096\" data-end=\"2161\"\u003eShipping: Ships same or next day for fast Canada wide shipping. ⚓\u003c\/p\u003e","brand":"WEST","offers":[{"title":"Default Title","offer_id":43564133253156,"sku":"CMT-EZ3","price":8.97,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/5799\/7604\/files\/44a372f1-eecf-48ff-9d9e-412bb98aa076.png?v=1775074823","url":"https:\/\/marisolmarine.com\/products\/west-567","provider":"Marisol Marine Company","version":"1.0","type":"link"}