Zinc anodes for boats, also known as marine zinc anodes or boat anodes, are sacrificial metal components used to protect the hull and underwater metal parts of boats and yachts from corrosion caused by galvanic currents in seawater.
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1-2 weeks delivery time The Bolt-On Zinc Anode for OMC and Honda applications provides effective corrosion resistance. It has an original reference of 41106-935-812 and is used as a base component. With a center distance of 25 mm, height of 12 mm, width of 23 mm, and length of 60 mm, it is made of zinc and weighs 0.08 kg. Manufactured by Honda, it is packaged on a plate and features an M5 thread under the brand Super Marine.
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$ 11,39
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1-2 weeks delivery time The Anode Zinc Disc Pair Ø140 is designed to provide effective corrosion protection for various marine applications. It features a shaft diameter and outer diameter of 140 mm, is made of zinc, and weighs 4 kg. The product is packaged in bulk with screws and is branded under Tecnoseal.
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$ 103,83
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1-2 weeks delivery time The Zinc Rudder Disc Anode, with a diameter of 140 mm and weighing 2.2 kg, is designed for heavy-duty applications, providing optimal performance and corrosion protection. It is made from zinc and comes in bulk packaging, manufactured by the brand Tecnoseal.
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$ 70,96
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1-2 weeks delivery time The Zinc Rod Anode for Baudouin Motors, measuring 20 mm in diameter and 45 mm in length, is designed for cooling circuits to provide effective protection. Weighing 0.01 kg, it features a thread size of M8 x 1.25 and is packaged in a blister. This anode is manufactured by Baudouin and is branded as Super Marine.
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$ 10,18
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1-2 weeks delivery time The Zinc Propeller Collar Anode is crucial for protecting Volvo Penta 100 lower units from corrosion. It has a manufacturer's code of 875810 and is produced by the brand Super Marine.
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$ 13,22
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1-2 weeks delivery time The Zinc Rod Anode Ø13 x 50 mm is designed for cooling circuits, ensuring reliable performance for BMW motors. With an original reference of 1711-1329-197, it features a diameter of 13 mm, a length of 50 mm, and is made of zinc. Weighing 0.05 kg, it comes packaged in a blister and has a thread size of 3/8" UNC, branded by Super Marine.
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$ 15,20
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1-2 weeks delivery time The Zinc Rod Anode for Mercury Motors, measuring 14.5 mm in diameter and 36 mm in length, is made from high-quality zinc for durability and effective performance in cooling circuits. It weighs 0.03 kg, has a thread size of M8, and is packaged in a blister. The anode is designed for models D36L/D42L and is manufactured by Mercruiser under the brand Super Marine.
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$ 28,05
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1-2 weeks delivery time The Zinc Propeller Collar Anode is designed for Volvo 200 lower units, providing optimal performance and protection through precise manufacturing. Its manufacturer's code is 875809, and it is from the brand Super Marine.
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$ 14,41
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1-2 weeks delivery time The high-quality zinc pencil anode designed for Volvo-Penta engines ensures optimal performance and protection against corrosion. With a diameter of 10 mm, a length of 30 mm, and a weight of 0.035 kg, it features a thread of 7/16'' UNC - M8. This anode, referencing original part number 838929, comes packaged in a blister and is produced by Super Marine.
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$ 8,03
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1-2 weeks delivery time The robust zinc rod anode, engineered for Volvo-Penta engines, provides superior corrosion resistance. It has a diameter of 26 mm, a length of 44 mm, and weighs 0.155 kg. Featuring a 3/8'' UNC thread and referencing original part number 823661, this anode comes packaged in a blister and is produced by Super Marine.
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$ 13,22
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1-2 weeks delivery time The zinc propeller collar anode is essential for protecting Volvo 250-270-280 engines from corrosion. It features a diameter of 116.5 mm, an outer diameter of 114.5 mm, and an inner diameter of 47.5 mm, with a height of 10 mm and a center distance of 58.3 mm. Weighing 0.275 kg, this inboard engine component is made of zinc, references original part numbers 875805 and 875805-4, and is packaged in bulk by Super Marine.
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$ 15,10
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1-2 weeks delivery time The Zinc Propeller Collar Anode for the 280-290 lower unit provides essential corrosion protection, featuring an original reference of 875815 - 875815-3, designed for Volvo Penta motors, packaged on a plate, and produced by Super Marine.
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$ 30,59
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1-2 weeks delivery time The zinc propeller collar anode is specifically designed for the SD 110, offering essential protection against corrosion in marine environments. It has a diameter of 138 mm, a center distance of 65 mm, a height of 43 mm, and a length of 140 mm. Weighing 0.916 kg, this component is made of zinc, references the original part number 875812, and is packaged in bulk by Martyr, suitable for Volvo Penta motors.
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$ 27,96
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1-2 weeks delivery time The zinc propeller collar anode is engineered for the SD 120 lower unit, providing durability and protection from corrosion. It features a diameter of 122 mm, an outer diameter of 95 mm, a center distance of 72 mm, and a height of 27 mm, with a width of 96 mm and a length of 124 mm. Weighing 0.49 kg, this component references the original part number 851983, is suitable for Volvo Penta motors, and comes packaged on a plate by Martyr.
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$ 25,84
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1-2 weeks delivery time The zinc propeller collar anode is designed for the Volvo Duo Prop 290, providing vital corrosion protection for optimal engine performance. It has a diameter of 144 mm, an outer diameter of 110 mm, and an inner diameter of 85 mm, with a center distance of 91 mm, a height of 35 mm, and a length of 145 mm. Weighing 0.519 kg, this component references the original part number 875821, is suitable for Volvo Penta motors, and comes packaged on a plate by Martyr.
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$ 27,93
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1-2 weeks delivery time The zinc pencil anode, designed for cooling circuits in Onan Caterpillar engines, offers effective corrosion resistance. It has a diameter of 12 mm, a length of 40 mm, and is made from zinc. This anode is compatible with Caterpillar and Onan motors, comes packaged in a blister, features a 3/8'' UNC thread, and is produced by Super Marine.
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$ 9,41
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1-2 weeks delivery time The Zinc Recessed Plate Anode for Volvo-Penta SD 110-120 is a high-quality zinc anode designed to protect your Volvo Penta engine from corrosion, ensuring the longevity and efficiency of your marine equipment. It has an original reference of 852018, is made of zinc, and comes in bulk packaging under the Super Marine brand.
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$ 13,52
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1-2 weeks delivery time The Zinc Pencil Anode for Ford Engine Ø10 x 18 - 1/4 BSPT is specifically designed to provide effective protection against galvanic corrosion for Ford engines. It features a diameter of 10 mm, a length of 18 mm, and is made of zinc. Weighing 0.03 kg, it has a thread size of 1/4'' BSPT, is packaged in a blister, and is manufactured under the Super Marine brand.
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$ 23,74
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1-2 weeks delivery time The Zinc Pencil Anode for GM Motors Ø19 x 85 - 5/8 UNC provides reliable protection for GM motors, aiding in the longevity of engine components. With an original reference of 8515851, it has a diameter of 19 mm, a length of 85 mm, and is made of zinc. Weighing 0.18 kg, it features a 5/8'' UNC thread, is packaged in a blister, and is manufactured under the Super Marine brand.
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$ 14,29
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1-2 weeks delivery time The Zinc Plate Anode for Inboard Motors Volvo S-Drive - SX-Drive, with original reference 3854130, is designed specifically for Volvo inboard motors to provide optimal corrosion protection. It measures L 90 x W 80 x H 47 mm, has a center distance of 50 mm, and weighs 1.052 kg. This anode is manufactured by Volvo Penta and is packaged on a plate under the brand Martyr.
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$ 46,98
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How do zinc anodes protect marine engines and outboard motors from corrosion?
Zinc anodes, also known as sacrificial anodes, protect marine engines and outboard motors by corroding in place of more important metal parts, such as the hull or outboard components. By attaching hull zinc anodes or trim tab anodes, the less noble zinc metal is sacrificed when placed in an electrolyte solution like saltwater, preventing corrosion of the engine and other vital boat components. Other anodes, like aluminum and magnesium, are also used based on the water type, but zinc remains the popular choice for saltwater environments due to its effective corrosion prevention.
The right choice of marine anodes, whether zinc, aluminum, or magnesium, can greatly extend the lifespan of your boat and its components. Products like the boat lift zinc anode and trim tab anode help protect specific areas from galvanic corrosion. Using high-quality anodes at unbeatable prices is a smart investment for boaters who want to store their boat safely and protect outboard engines and other critical parts. Even components like 316 stainless steel cables benefit from reduced exposure to corrosive damage when effective sacrificial anodes are in place.
How do aluminum, zinc, and magnesium anodes differ in protecting a boat?
Aluminum, zinc, and magnesium anodes all serve as sacrificial metals to protect boats from corrosion, but they perform differently based on the environment. Zinc anodes are commonly used in saltwater, whereas aluminum anodes offer versatility for both salt and brackish water, providing more efficient protection due to their lighter alloy composition. Magnesium anodes are best suited for freshwater applications as they are a more reactive, "less noble" metal, ideal for preventing corrosion in low salinity environments, such as lakes and rivers.
Why is anode placement on the hull plate important for effective corrosion protection?
Proper placement of boat zinc anodes on the hull plate is crucial for effective corrosion protection, as it ensures the sacrificial zinc can adequately neutralize galvanic currents and protect vulnerable metal areas. Anodes like martyr anodes, rudder zincs, and plate zinc are strategically placed to cover high-risk spots on a metal boat, preventing corrosion from spreading. Using a zinc anode kit helps streamline the placement process, ensuring a comprehensive approach to corrosion protection for your boat and its underwater components.
For a complete corrosion prevention solution, explore our Anodes for Aluminium Boats, designed for maximum durability and efficiency.
Are there any specific maintenance practices for prolonging the lifespan of marine fuel pumps?
Regularly changing the boat motor fuel filter is essential to prevent contaminants from reaching the fuel pump, ensuring its longevity and optimal performance. Additionally, keeping the entire fuel system clean and free from debris is crucial in maintaining the efficiency of the marine fuel pump, which plays a vital role in supplying clean fuel to the engine.
For enhanced protection against corrosion in saltwater environments, consider installing Boat Anodes For Saltwater.