Engine, sterndrive, and outboard anodes are designed to protect submerged metal components from galvanic corrosion through sacrificial cathodic protection. They are used on marine engines, sterndrives, outboard lower units, propellers, trim tabs, and related underwater hardware where exposed metals require protection in saltwater, brackish water, or freshwater. Anodes are available individually or as complete kits, with different shapes, mounting configurations, and materials selected to match the specific engine or drive system.
|
1-2 weeks delivery time The Trem L8245310 anode is specifically designed for Mercury-Mercruiser engines, providing corrosion protection for motors with horsepower ranging from 75 to 250, including 75 HP 4-stroke models. Made from aluminum, it ensures durability and performance, extending engine life.
|
$ 13.43
-
+
| ||
|
1-2 weeks delivery time The Trem L8143119 anodes are specifically manufactured for Mercury-Mercruiser engines, offering dependable corrosion protection to improve the durability and performance of marine equipment. These anodes feature the Polipodio Article ME019, Model FM-17, and the original code 806105Q1 ALPHA ONE, made from zinc (ZN) material.
|
$ 25.03
-
+
| ||
|
1-2 weeks delivery time The Trem L8243119 anodes are designed for Mercury-Mercruiser engines, offering necessary corrosion protection to extend the lifespan of engine components. These anodes are identified by the Polipodio Article ME019AL and the original code 806105Q1 ALPHA ONE, and they are made from aluminum (AL).
|
$ 26.33
-
+
| ||
|
1-2 weeks delivery time The Trem L8145514 anode is designed for Mercury-Mercruiser engines, providing essential protection against corrosion to ensure optimal performance and longevity. It features the Polipodio Article ME030, Model FM-29, Original Code 823912002, suitable for 40 HP motors, and is made from ZN material.
|
$ 37.02
-
+
| ||
|
1-2 weeks delivery time The Trem L8245514 anode is a crucial part for Mercury-Mercruiser engines, protecting them from corrosion. It features the Polipodio Article ME030AL, is compatible with 40 HP motors, and is made from durable aluminum, ensuring reliable performance.
|
$ 44.24
-
+
| ||
|
1-2 weeks delivery time The Trem L8145018 anode, specifically designed for Mercury and Mercruiser engines, offers vital corrosion protection with its durable construction, ensuring long-lasting performance and efficient engine maintenance.
|
$ 33.97
-
+
| ||
|
1-2 weeks delivery time The Trem L8143118 anodes are specifically designed for Mercury and Mercruiser engines, providing essential protection against corrosion and enhancing engine performance. With a Polipodio Article number ME021, model FM-19, and original code 806190Q1 BRAVO THREE, these zinc anodes are vital for prolonging the life of your marine engine.
|
$ 16.57
-
+
| ||
|
1-2 weeks delivery time The Trem L8243118 is a high-quality anode specifically designed for Mercury-Mercruiser engines, providing excellent performance and corrosion protection. It is identified by the Polipodio Article ME021AL and is the original model code 806190Q1 BRAVO THREE, made from aluminum (AL).
|
$ 22.08
-
+
| ||
|
1-2 weeks delivery time The Trem L8143120 anodes are crucial for protecting Mercury-Mercruiser engines from electrolysis corrosion. Crafted from high-quality zinc, these anodes ensure durability and efficiency, making them an essential part of engine maintenance. They are compatible with engines ranging from 150 to 250 HP ALPHA and are identified by the Polipodio Article ME022 and Original Code 76214-5.
|
$ 26.84
-
+
| ||
|
1-2 weeks delivery time The Trem L8243120 anodes are specifically designed for Mercury and Mercruiser engines, providing optimal performance and protection against corrosion. Made from aluminum, these anodes are compatible with motor horsepower ranging from 150 to 250 ALPHA and are identified by the polipodio article ME022AL and original code 76214-5.
|
$ 22.24
-
+
| ||
|
1-2 weeks delivery time The Trem L8143122 anodes are designed for Mercury-Mercruiser engines to protect against corrosion and enhance engine longevity. These anodes, identified as Polipodio Article ME035 and Model FM-35, are made from zinc and are critical for maintaining the performance and reliability of marine engines, with the original code being 76214-4 BRAVO 2.
|
$ 22.77
-
+
| ||
|
1-2 weeks delivery time The Trem L8243122 anodes are designed specifically for Mercury-Mercruiser engines, providing essential protection against corrosion to enhance performance and ensure longevity. Made from aluminum, these anodes are associated with the Polipodio Article ME035AL and have the original code 76214-4 BRAVO 2.
|
$ 24.73
-
+
| ||
|
1-2 weeks delivery time The Trem L8143201 anodes are designed for Mercury-Mercruiser engines, providing essential corrosion protection for optimal performance. They are compatible with motors ranging from 25 to 40 HP and are made from zinc.
|
$ 31.25
-
+
| ||
|
1-2 weeks delivery time The Trem L8245017 anodes are designed for Mercury and Mercruiser engines, providing essential protection against corrosion and helping to maintain engine performance. These high-quality aluminum components are compatible with motors ranging from 25 to 40 HP, ensuring optimal longevity for your motor.
|
$ 44.69
-
+
| ||
|
1-2 weeks delivery time The Trem L8145323 anode is specifically designed for Mercury-Mercruiser engines, offering vital protection against corrosion and enhancing the longevity of motors rated between 150-200 HP. Made from zinc (ZN), it features the original code 89949A1 and is listed under Polipodio Article ME027.
|
$ 89.20
-
+
| ||
|
1-2 weeks delivery time The Trem L8143121 anodes are designed for Mercury-Mercruiser engines, offering essential corrosion protection to improve engine longevity and performance. They are identified as Polipodio Article ME028, Model FM-28, with the original code 806188A1 BRAVO ONE, and are made from zinc (ZN) material.
|
$ 50.96
-
+
| ||
|
1-2 weeks delivery time The Trem L8243121 anodes are crucial for Mercury-Mercruiser engines, providing essential corrosion protection to enhance performance and extend the engine's lifespan. With the Polipodio Article ME028AL and original code 806188A1 for the BRAVO ONE model, these anodes are made from high-quality aluminum (AL).
|
$ 45.41
-
+
| ||
|
1-2 weeks delivery time The Trem L8149214 anodes are designed for Mercury and Mercruiser engines, offering vital corrosion protection to ensure engine longevity and efficiency in marine applications.
|
$ 79.09
-
+
| ||
|
1-2 weeks delivery time The Trem L8249214 anodes are crucial for preserving the performance and lifespan of Mercury-Mercruiser engines. Specifically designed for certain models, these aluminum anodes prevent corrosion and are compatible with 215-275 HP.
|
$ 53.76
-
+
| ||
|
1-2 weeks delivery time The Trem L8149212 anodes are designed for Mercury and Mercruiser engines, offering crucial protection against corrosion. Made from high-quality zinc, these anodes ensure optimal performance and durability, suitable for motors ranging from 215 to 275 HP (model FM-38 O.C.: 893404).
|
$ 37.53
-
+
| ||
What do engine, sterndrive, and outboard anodes protect?
Engine, sterndrive, and outboard anodes provide sacrificial cathodic protection for submerged or water-exposed metal components. Depending on the installation, anodes may protect lower units, gear housings, trim tabs, transom brackets, propeller areas, cooling passages, and other metal parts that are exposed to galvanic corrosion.
The anode is designed to corrode preferentially, helping protect more valuable engine and drive components from deterioration.
Why is regular replacement of engine and drive anodes important?
Sacrificial anodes are gradually consumed while protecting the surrounding metal components, so they must be inspected and replaced before too much material is lost. A heavily worn or missing anode can no longer provide effective protection, increasing the risk of corrosion on the engine, sterndrive, or outboard assembly.
Inspection frequency depends on operating conditions, water type, vessel usage, and the electrical environment around the boat.
How can I choose the correct anode for an engine, sterndrive, or outboard motor?
The correct anode should match the engine or drive manufacturer, model, installation position, dimensions, mounting arrangement, and required anode material. OEM part numbers or cross-reference numbers are often the most reliable way to identify the correct replacement.
Because similar engines and sterndrives may use different anodes depending on model year or configuration, compatibility should always be checked before installation.