{"product_id":"martyr-engine-anodes-complete","title":"Martyr Engine Cooling System Zinc Anodes – Complete with Brass Plug","description":"\u003cp data-pm-slice=\"1 1 []\"\u003e\u003cstrong\u003e\u003cspan\u003eMartyr Engine Cooling System Anodes\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are zinc sacrificial pencil anodes supplied complete with a brass plug, designed to help protect marine engines and their cooling systems against damaging galvanic corrosion.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eInstalled directly into the engine cooling system, the zinc anode is designed to corrode sacrificially instead of vulnerable metal components within the engine. Regular inspection and replacement of engine anodes is an important part of maintaining inboard marine engines operating in saltwater.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAvailable from Barton Marine NZ in a range of common sizes, these \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMartyr zinc engine anodes come complete with the matching brass plug\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making them ideal for replacing a complete worn engine anode assembly.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eMartyr engine cooling system sacrificial anodes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eComplete \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ezinc anode and brass plug assembly\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDesigned to help protect marine engines from galvanic corrosion\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eZinc alloy for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003esaltwater applications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePencil-style engine anode\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eMultiple sizes available\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eThreaded brass plug for engine installation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eReplaceable sacrificial zinc element\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSuitable for many marine engine cooling systems\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePrecision-cast Martyr zinc alloy\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eManufactured to strict quality standards\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eZinc alloy manufactured to meet or exceed U.S. Military Specification\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eIdeal for routine marine engine maintenance\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eComplete assembly simplifies replacement\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSuitable for New Zealand saltwater boating\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eAvailable Sizes\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eBarton Marine NZ offers a selection of common Martyr engine cooling anodes complete with brass plugs.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCME00\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAnode Length:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 51mm \/ 2\"\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eAnode Diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 6mm \/ 1\/4\"\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003ePlug Thread:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 1\/8\" NPT\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eAnode Thread:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 1\/4\" UNC\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCME0\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAnode Length:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 45mm \/ 1-3\/4\"\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eAnode Diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 10mm \/ 3\/8\"\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003ePlug Thread:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 1\/4\" NPT\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eAnode Thread:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 5\/16\" UNC\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCME1\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAnode Length:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 45mm \/ 1-3\/4\"\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eAnode Diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 13mm \/ 1\/2\"\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003ePlug Thread:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3\/8\" NPT\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eAnode Thread:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3\/8\" UNC\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCME2\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAnode Length:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 51mm \/ 2\"\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eAnode Diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 16mm \/ 5\/8\"\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003ePlug Thread:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 1\/2\" NPT\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eAnode Thread:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 7\/16\" UNC\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCME3\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAnode Length:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 51mm \/ 2\"\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eAnode Diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 19mm \/ 3\/4\"\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003ePlug Thread:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3\/4\" NPT\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eAnode Thread:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 1\/2\" UNC\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAlways confirm the required dimensions and thread size against the existing anode or engine manufacturer's specifications before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhat Does an Engine Anode Do?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eA marine engine can contain several different metals exposed to electrically conductive cooling water.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhen dissimilar metals are electrically connected in an electrolyte such as seawater, \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003egalvanic corrosion\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e can occur.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eA sacrificial anode is made from a metal specifically selected to be more electrically active than the components it is protecting.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eInstead of allowing important engine components to corrode, the sacrificial zinc anode is designed to gradually deteriorate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis is why an engine anode becoming smaller over time is normal – it indicates that the sacrificial material is being consumed as part of the corrosion-protection system.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProtect Your Engine Cooling System\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eEngine cooling passages and components can be expensive and difficult to repair if corrosion is allowed to progress.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCorrectly specified sacrificial anodes can help protect vulnerable metal components within the cooling system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRegular engine maintenance should therefore include checking the condition of installed pencil anodes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIgnoring a heavily depleted anode may leave the components it was intended to protect increasingly vulnerable to corrosion.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eComplete with Brass Plug\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThese Martyr engine anodes are supplied as a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecomplete assembly consisting of the sacrificial zinc pencil anode and brass mounting plug\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis is particularly useful when:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eReplacing an old complete engine anode assembly\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eThe existing brass plug is damaged\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePlug threads are worn\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eThe existing plug is heavily corroded\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCarrying complete spare anodes aboard the boat\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eUndertaking major engine servicing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003ca href=\"https:\/\/bartonmarine.co.nz\/collections\/zinc-anodes\/products\/engine-cooling-system-replacement-anodes\" title=\"Martyr Pencil Anodes\"\u003eReplacement zinc elements\u003c\/a\u003e may also be available separately for applications where the existing brass plug remains serviceable.\u003c\/span\u003e\u003c\/p\u003e","brand":"Martyr","offers":[{"title":"CME00","offer_id":67538292244728,"sku":null,"price":15.0,"currency_code":"NZD","in_stock":true},{"title":"CME0","offer_id":67538292277496,"sku":null,"price":16.0,"currency_code":"NZD","in_stock":true},{"title":"CME1","offer_id":67538292310264,"sku":null,"price":30.0,"currency_code":"NZD","in_stock":true},{"title":"CME2","offer_id":67538292343032,"sku":null,"price":35.0,"currency_code":"NZD","in_stock":true},{"title":"CME3","offer_id":67538292375800,"sku":null,"price":50.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0691\/0899\/0200\/files\/Martyr_Engine_Anodes_Complete_CME00.jpg?v=1790637579","url":"https:\/\/bartonmarine.co.nz\/products\/martyr-engine-anodes-complete","provider":"Barton Marine","version":"1.0","type":"link"}