Boat bellows are essential flexible rubber components used in the stern drive system to protect critical parts from water intrusion and wear. They enclose and seal the exhaust, shift cable, and u-joints, preventing leaks and ensuring smooth operation of the outdrive.
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1-2 weeks delivery time Price incl. 19% VAT The Alpha One Gen I Base Gasket Kit is essential for maintaining the integrity and performance of your Mercruiser engine, featuring various original references and a product number of 18-2652.
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€ 79,29
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1-2 weeks delivery time Price incl. 19% VAT The Lower Unit Seal Kit for Mercury/Mariner Outboard Motor provides all necessary components for a reliable seal in Mercury outboard engines, including multiple oil seals and gaskets, compatible with various models, and is identified by product number 18-2653.
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€ 134,03
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1-2 weeks delivery time Price incl. 19% VAT The Mercury Gearbox Gasket Kit is compatible with various Mercury and Mariner models, ensuring a tight seal for optimal performance across 35 to 70 horsepower engines, with an original reference of 26-79831A1.
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€ 103,70
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1-2 weeks delivery time Price incl. 19% VAT The Mercury / Mariner Base Gasket Kit is vital for maintaining performance in outboard engines from 105 to 220 horsepower, compatible with several serial numbers and models, with the original reference being 26-89238A2.
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€ 88,15
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1-2 weeks delivery time Price incl. 19% VAT The Johnson / Evinrude Baseplate Gasket Kit is designed for reliable sealing in 8 to 15 horsepower Johnson and Evinrude outboard engines, covering both 2-stroke and 4-stroke models, with a product number of 18-2656.
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€ 54,93
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1-2 weeks delivery time Price incl. 19% VAT The Gear Housing Lower Unit Seal Kit for Johnson/Evinrude ensures a tight seal for lower units, compatible with several models, and is identified by product number 18-2658.
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€ 74,63
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1-2 weeks delivery time Price incl. 19% VAT The Johnson / Evinrude Baseplate Gasket Kit for 35 to 75 horsepower 2-stroke engines is crucial for ensuring a solid seal, covering various compatible models, with an original reference of 396355.
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€ 83,83
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1-2 weeks delivery time Price incl. 19% VAT The Johnson / Evinrude Baseplate Gasket Kit for 40 to 75 horsepower provides essential components for maintaining performance in 2-stroke engines, compatible with several models, and has an original reference of 396349.
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€ 75,90
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1-2 weeks delivery time Price incl. 19% VAT The OMC Lower Unit Gasket Kit, product number 18-2663, is a reliable solution designed to ensure optimal performance and longevity for your boating needs, equivalent to parts like 981797 Evinrude Johnson OMC BRP.
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€ 83,45
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1-2 weeks delivery time Price incl. 19% VAT The OMC Stringer Upper Gearcase Seal Kit is crafted for OMC 100-245 Stringer model stern drives from 1968-72, providing essential components for maintenance and replacing parts such as Mercury 802395 and OMC 981799, with product number 18-2666.
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€ 104,42
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1-2 weeks delivery time Price incl. 19% VAT The Sierra 18-2671 Lower Unit Seal Kit is designed for OMC Cobra 4 Cylinder stern drives from 1986 to 1989, containing various seals and gaskets for optimal performance, and is interchangeable with several other part numbers.
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€ 57,39
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1-2 weeks delivery time Price incl. 19% VAT The Lower Unit Seal Kit for OMC Sterndrive/Cobra Stern Drive ensures effective sealing and performance for various OMC Sterndrive models, with product number 18-2672, and is compatible with several specific models.
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€ 108,59
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1-2 weeks delivery time Price incl. 19% VAT The Sierra 18-2673 Upper Unit Seal Kit features precision-engineered components that ensure reliable performance, interchangeable with several original equipment parts, designed for effective sealing.
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€ 85,49
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1-2 weeks delivery time Price incl. 19% VAT The Transom Seal Kit for OMC Sterndrive/Cobra Stern Drive is specifically designed for OMC Cobra stern drives from 1986 to 1989, containing various essential seals and gaskets, and is identified by product number 18-2674.
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€ 229,88
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1-2 weeks delivery time Price incl. 19% VAT The Johnson / Evinrude Lower Unit Gasket Kit for 6hp outboard motors includes essential components for maintaining the lower unit, with a product number of 18-2681, ensuring reliable operation.
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€ 71,88
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1-2 weeks delivery time Price incl. 19% VAT The Johnson / Evinrude Baseplate Gasket Kit for 18 to 25hp models ensures a secure fit for optimal performance, covering specific models from 1958 to 1978, with an original reference of 433550 and product number 18-2684.
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€ 39,32
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1-2 weeks delivery time Price incl. 19% VAT The Johnson / Evinrude Baseplate Gasket Kit for 85 to 115 V-4 engines is suitable for a range of Evinrude and Johnson models, ensuring reliable sealing and performance with product number 18-2692, covering models from 1973 to 1983.
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€ 93,33
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1-2 weeks delivery time Price incl. 19% VAT The Johnson / Evinrude Baseplate Gasket Kit for 40 to 50hp engines is designed to ensure optimal performance and reliability for Johnson and Evinrude models from 1989 to 2005, with an original reference of 433550 and product number 18-2694.
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€ 54,79
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1-2 weeks delivery time Price incl. 19% VAT The Lower Unit Seal Kit provides a reliable solution for maintaining lower unit integrity and performance, interchangeable with several brands and models, and is identified by product number 18-2697-1.
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€ 77,23
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1-2 weeks delivery time Price incl. 19% VAT The O-Ring Kit for Volvo-Penta and OMC Base is essential for maintaining sealing integrity across various models, including SX, DP, and others, with a product number of 18-2699.
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€ 6,70
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What are the different types of boat bellows and their specific uses?
Boat bellows come in three main types: exhaust bellows, shift cable bellows, and u-joint bellows, each serving a specific function in a stern drive system. Exhaust bellows direct engine exhaust away from the boat through the drive, while shift cable bellows protect the shift cable from water intrusion and prevent leaks. U-joint bellows shield the universal joints and gimbal bearing from moisture and debris, helping to prevent rust and ensuring smooth operation of the outdrive.
Why is it important to regularly inspect and maintain boat bellows?
Regular inspection and maintenance of boat bellows are essential to prevent water intrusion and protect key components like the gimble bearing and shift cable. Cracks or dry bellows can lead to leaks, causing damage to the bell housing and requiring costly repairs. Using the right tools, such as an expander tool and socket, allows mechanics to carefully remove and replace worn bellows, ensuring the stern drive operates smoothly and the transom remains sealed against sea exposure.
In what marine environments do boat bellows experience the most wear and tear?
Boat bellows experience the most wear and tear in saltwater environments due to constant exposure to corrosion, UV rays, and marine growth. Frequent check and maintenance are necessary in high-motion conditions, such as rough waters or areas with heavy boat traffic, where the mount and clamp connections endure significant strain. Proper access to the bellows for inspections and timely pull and replacement of worn-out units can prevent leaks and potential drivetrain damage.