VETUS develops marine equipment and onboard systems for leisure boats, yachts, and small commercial vessels. Its product range covers propulsion and maneuvering, exhaust and cooling systems, fuel and freshwater equipment, ventilation, hatches and portlights, pumps, hoses, deck equipment, electrical components, and a wide selection of spare parts.
Download VETUS Catalogue (English)
At Yacht-Supply24.com, we supply VETUS marine equipment and spare parts for new installations, maintenance, replacement, and upgrade projects. We can also assist with product selection, spare part identification, and finding suitable alternatives for existing VETUS systems.
Send us your request if you need help selecting the correct VETUS product or replacement part.
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1-2 weeks delivery time The Vetus STM9911 adapter component is intended for use with the Vetus M4.56 oil filter and is used to enable separate installation of the oil filter for motor maintenance. Identified as model STM9911 and supplied under the Vetus brand, it is listed within spare parts for Vetus marine engines and is described as supporting easy installation and removal of the oil filter arrangement. |
$ 124.44
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1-2 weeks delivery time The Vetus STM9914 adaptor plate assembly is a precision-engineered interface component intended for integration with the STM6294, providing a secure mounting arrangement and compatibility within a marine system. It is supplied as a spare part for Vetus marine engine applications and is described as having durable construction for stable fitment of the STM6294. |
$ 861.48
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1-2 weeks delivery time The Vetus STM9915 damper plate assembly is a marine engine drivetrain component intended to absorb engine vibrations, helping reduce wear and tear on associated components for smoother operation. It is supplied as a spare part for Vetus marine engines and is described as compatible with various marine engine systems, with installation suited to both retrofits and new installations. |
$ 248.88
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1-2 weeks delivery time The Vetus STM9938 sealing O-ring is a marine oil-cooler gasket component intended for the M4.55 oil cooler, providing a reliable seal to help prevent oil leakage. It is described as being manufactured from high-quality materials with resistance to heat and pressure, supporting durable service in demanding marine environments. |
$ 26.81
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1-2 weeks delivery time The Vetus STM9941 oil cooler assembly is an engine oil temperature regulation component specified for Vetus M4.55 engines. Identified by product code STM9941, this assembly is used to control oil temperature to help prevent overheating and maintain proper lubrication, and it is listed under spare parts for Vetus marine engines. |
$ 478.60
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1-2 weeks delivery time The Vetus STM9942 electrical connector unit in M4.55 size is intended to provide secure, reliable electrical connections for stable performance in engine and marine setups and is listed under spare parts for Vetus marine engines. |
$ 65.10
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1-2 weeks delivery time The Vetus STM9945 coolant hose assembly is intended to connect the engine circulation pump to the M4.55 oil cooler (introduced June 2009). It supports coolant circulation between the circulation pump and oil cooler to maintain temperature regulation and cooling performance in Vetus marine engine cooling systems, with a design described as durable for marine-environment exposure and aimed at providing a secure connection to minimize leaks. |
$ 19.05
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1-2 weeks delivery time The Vetus STM9951 water pump assembly is an engine-room circulation component intended to move water through marine systems to support cooling and general operational functionality. Identified as a spare part for Vetus marine engines, this pump assembly is described for diverse marine applications including support of marine engines, generators, and other onboard equipment. |
$ 344.59
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1-2 weeks delivery time The Vetus STM9967 regulator assembly (M4.55) is an electrical control component used to maintain stable voltage levels in the engine system. It is intended to help prevent electrical issues and support smooth engine performance as part of the Vetus marine engine spare parts range. |
$ 995.48
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1-2 weeks delivery time The Vetus STM9971 complete injection fuel pump assembly is engineered for the Vetus M4.17 marine engine and functions as an integral fuel-system component for precise fuel delivery. Supplied as a complete injection pump, this spare part supports consistent and optimal fuel injection for M4.17 engine applications. |
$ 3,733.06
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1-2 weeks delivery time The Vetus STM9972 fuel pump assembly is a complete fuel delivery unit for M4.55 and M4.56 marine diesel engines, engineered to provide consistent fuel flow and pressure within Vetus engine systems. It is supplied as a complete pump solution intended to support reliable engine operation in marine environments. |
$ 3,857.48
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1-2 weeks delivery time The Vetus STM9973 starting motor assembly is a 12V, 1.7 kW starter specified for M4.55 applications, intended to deliver starting power for marine and engine systems. Listed under spare parts for Vetus marine engines, it is described as providing strong and reliable starting performance to support smooth operation. |
$ 1,579.37
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1-2 weeks delivery time The Vetus STM9974 sealing O-ring is intended for end cover sealing on seawater pump STM8921 and 22 in marine engine and auxiliary systems. It is specified as a Vetus spare part and is used to provide a leak-tight seal to maintain system integrity in applicable marine equipment. |
$ 7.56
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1-2 weeks delivery time The Vetus STM9988 standard bearing set is a precision-engineered bearing kit intended for M4.55 and M4.56 engine blocks, specified as a spare part for Vetus marine engines. It is described as minimizing friction and wear to support smooth engine operation and prolonged service life, with materials characterized as suitable for marine applications and durability under varying operating conditions. |
$ 201.01
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1-2 weeks delivery time The Vetus STM9989 crankshaft bearing shell set is a 0.25 oversize bearing set specified for the M455 engine. It is supplied as a direct-replacement bearingset for marine engine applications, with precision-engineered shells intended to support smooth operation, reduced friction, and durability within the engine. |
$ 172.30
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1-2 weeks delivery time The Vetus STM9992 standard piston is a marine engine internal component specified as “Zuiger STD M4.55” and intended for use within the crankshaft and piston assembly. Supplied as a spare part for Vetus marine engines, it is described as a high-quality piston for marine applications and is noted as compatible with various crankshaft and piston configurations. |
$ 191.44
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1-2 weeks delivery time The Vetus STM9993 piston assembly is a 0.25 oversize (O.S.) replacement component specified for M4.55 and M4.56 marine engines. Supplied as a spare part for Vetus marine engine service, it is identified as an oversize piston intended for installation with the crankshaft and piston set in the engine. |
$ 201.01
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1-2 weeks delivery time The Vetus STM9994 piston assembly in 0.50 OS size is a precision-manufactured engine component intended for Vetus M4.55 and M5.56 crankshaft systems. It is specified as a 0.50 oversize (OS) piston for marine applications, described as providing precise fitment and increased clearance between piston and cylinder wall to accommodate thermal expansion and support smooth engine operation. |
$ 201.01
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What are VETUS marine parts and accessories used for?
VETUS marine parts and accessories are used across a wide range of onboard systems, including propulsion, maneuvering, exhaust, cooling, fuel, freshwater, sanitation, ventilation, steering, and deck equipment. They are suitable for new installations as well as maintenance, repair, replacement, and upgrade work on leisure boats, yachts, and small commercial vessels.
Many VETUS components are designed as part of complete onboard systems, making it easier to match replacement parts and maintain compatibility with existing installations.
Why are VETUS components commonly used in integrated onboard systems?
VETUS develops complete marine systems rather than isolated components, allowing products such as thrusters, exhaust components, cooling equipment, pumps, hoses, control panels, and related accessories to work together within the same installation. This system-based approach can simplify product selection, installation, servicing, and replacement when maintaining an existing VETUS setup.
How can the correct VETUS replacement part be selected?
The correct VETUS replacement part should be selected using the existing product model, part number, dimensions, technical specifications, and installation details. For components within propulsion, exhaust, cooling, sanitation, or maneuvering systems, compatibility with the surrounding equipment should also be checked before ordering.
If the original part number is unavailable, information from the existing equipment label, installation manual, or VETUS catalogue can help identify a suitable replacement or compatible alternative.