Availability
When you only need the bellows and not a whole transom seal kit, Sierra Marine can help. They offer several different U-joint bellows to fit different applications. Made from durable materials, these accordion-shaped parts, when clamped in place, offer protection from the water. Maintaining the bellows on your boat is important. Sierra Marine can help with their selection of replacements. Bellows may or may not include clamp(s).
( 1 )
$60.99
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$69.99
Sierra Marine offers a wide range of watercraft replacement parts—including these complete powerhead gasket sets. They contain a variety of composite seals to rebuild, repair, or maintain the power-producing part of your motor, Powerheads consist of parts like the block, heads, crankshaft, pistons, connecting rods, and valves. The OEM gasket kits ensure correct fit and performance; and they're available for marine makes such as OMC, GLM, Mallory, Mercury, Johnson/Evinrude, and Yanmar.
Not Yet Reviewed
$72.99
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$110.99
Sierra Marine lower unit seal kits consist of the necessary parts needed to help complete repairs. Each component in the kit is engineered to meet or exceed manufacturer's specifications to ensure the proper fit and function—plus, these pre-assembled lower unit seal kits are a real time saver! For OEM performance at a value price, look no further than to Sierra Marine.
( 1 )
$60.99
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$112.99
Maintain your boat's drive system with components from Sierra Marine. They carry the items you need, even the smaller stuff like O-rings made from quality materials. Little things can cause big problems. Service your drive system with Sierra O-rings for a good seal.
Not Yet Reviewed
$78.99
Eddie Marine transom flange and gasket kits supply leak-free transom sealing. For 4 in. dry tailpipes or their no-flange exhaust tips, these polished stainless steel flange and silicone gasket sets are an excellent fit, even with extreme transom angles—the gasket stretches to seal against the exhaust.
Not Yet Reviewed
$104.95
Sierra Marine offers rear main seals for a wide range of watercraft makes—including Crusader, Mercruiser, OMC, Pleasurecraft, Volvo Penta, Mallory, and GLM. The one- or 2-piece rubber O-ring seals are designed for the crankshaft of various marine engine models. Order the replacement rear main seal recommended for your vessel.
Not Yet Reviewed
$75.99
Clearance
When you only need the bellows and not a whole transom seal kit, Sierra Marine can help. They offer several different exhaust bellows to fit different applications. Made from durable materials, these accordion-shaped parts, when clamped in place, offer protection from water. Maintaining the bellows on your boat is important and Sierra Marine can help with their selection of replacements. Bellows may or may not include clamp(s).
( 1 )
$130.99
$64.50
Improve deck drainage and prevent clogs with TH Marine cockpit scupper drains. Made from high-strength, UV-stabilized polymer, they feature a check ball for effective sealing against reverse water flow and an optional leaf guard to prevent clogging. They are affordable and durable solutions for draining areas below the waterline. Features: * Check ball inside prevents water from backing up * Removable top screen for easy cleaning * Fits standard 1 1/2 in. drain hoses
Not Yet Reviewed
$63.76
Sierra Marine exhaust riser gaskets are engineered to meet or exceed manufacturer specifications—and provide added value to boaters and marine mechanics. Exhaust manifolds and risers take a beating in the marine environment and require regular inspection to avoid catastrophic engine failure. After an inspection (or replacement), it's equally important to replace the riser gaskets to maintain separation of exhaust and cooling channels. Sierra Marine exhaust riser gaskets are designed to perfectly match exhaust and cooling ports. They're available in restrictor and non-restrictor models for specific applications.
Not Yet Reviewed
$70.99
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$73.99
Sierra Marine upper unit seal kits consist of the necessary parts needed to help complete repairs. Each component in the kit is engineered to meet or exceed manufacturer's specifications to ensure the proper fit and function—plus, these pre-assembled upper unit seal kits are a real time saver. For over 50 years, Sierra Marine has supplied the best aftermarket parts in the marine industry—so boaters can enjoy the best of times on the water!
Not Yet Reviewed
$61.99
Sierra Marine offers a wide range of OEM-equivalent parts to maintain and/or repair your watercraft, including upper drive unit seal kits. These upper drive unit seal kits are designed to replace outdated or damaged components to restore performance and functionality are engineered to meet today's high horsepower engine demands while withstanding the harsh marine environment. For over 50 years, Sierra has supplied the best aftermarket parts in the marine industry—so boaters can enjoy the best of times on the water. Upgrade your boat with Sierra upper drive unit seal kits.
Not Yet Reviewed
$75.99
Sierra Marine offers a wide range of watercraft replacement parts—including these powerhead base gaskets. The composite seals are designed to fit specific applications from Johnson, Evinrude, GLM, Mallory, and more. Each gasket meets or exceeds the quality of the original equipment part to ensure correct fit and performance.
Not Yet Reviewed
$109.99
Are you working on a marine engine? You may find that all of the gaskets and seals that you need for certain jobs are not contained in typical gasket sets. Fel-Pro Performance marine gasket sets cover those situations. They include the seals not found in head sets, including replacements for the oil pan, water pump, timing cover, fuel pump, and rear main seals (depending on the set you order). Order the marine gaskets recommended for your year/make and engine application.
( 45 )
$54.99
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$82.99
Working on a marine engine? Get Fel-Pro Performance marine head gaskets to cover those situations. They are specifically made to work in the harsh marine environments.
( 29 )
$50.99
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$60.99
Cometic MLS marine head gaskets are designed to provide maximum sealing performance for today's high-output marine engines. These high performance gaskets feature multi-layer stainless steel construction that provides excellent strength, rebound, and corrosion resistance. Their outer layers are embossed and coated on both sides with Viton®, which meets the demands of harsh sealing environments, load conditions, and surface finishes. The center layer is uncoated stainless steel, which is available in multiple thicknesses. Cometic MLS marine head gaskets promote an even clamp load across the sealing surface for reduced bore distortion, with no need to retorque.
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$90.53
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$95.06
Sierra Marine head gaskets will meet your marine engine's original equipment requirements for leak-free performance. They offer a huge assortment of high-quality gaskets to service many applications. Sierra Marine head gaskets will keep your boat's engine in prime condition for the best on-the-water experience.
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$51.99
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$112.99
Sierra Marine intake manifold gaskets are perfect replacements designed to help you maintain your high-performing marine engine. Made from quality material, these gaskets meet or exceed OEM specifications in quality and performance of the original part they are replacing. Order the application you need.
Not Yet Reviewed
$50.99
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$97.99
Sierra Marine offers exhaust plate gaskets in several options to keep your boat on the water and all its parts running their best. Constructed using the highest grade materials for exceptional life and performance, Sierra exhaust plate gaskets create a tight seal, preventing leaks and protecting against moisture. Select the exhaust plate gaskets designed for your application.
Not Yet Reviewed
$57.99
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$69.99
Sierra Marine exhaust manifold gaskets are engineered to meet or exceed manufacturer specifications—and provide added value to boaters and marine mechanics. Exhaust manifolds take a beating in the watercraft environment and require regular inspection to avoid catastrophic engine failure. After an inspection (or replacement), it's equally important to replace the gaskets. Sierra Marine offers gaskets in a variety of configurations for direct-fitment on most popular engine make applications. Sierra Marine exhaust manifold gaskets are designed to perfectly match the exhaust ports for your engine.
( 3 )
$56.99
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$96.99
Fel-Pro PermaDry marine oil pan gaskets are engineered with molded rubber construction to provide an overall even clamping force along the entire oil pan, which provides more superior sealing capabilities. So, if you're trying to decide which type of gasket to use when repairing or rebuilding an engine that once was originally equipped with molded rubber gaskets, use Fel-Pro PermaDry Marine oil pan gaskets!
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$50.99
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$59.99
Fel-Pro marine valve cover gaskets offer unsurpassed form, fit, and function. Specifically designed for your application, these gaskets are made using top-quality sealing materials to provide a reliable seal and the extra protection needed for today's marine applications.
( 9 )
$52.99
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$53.99
Fel-Pro Performance marine head set gaskets include all of the seals needed for a valve grinding job on your marine application—such as cylinder head gaskets, valve cover gaskets, intake and exhaust manifold gaskets, and valve stem seals. These direct-fit replacement components are made from top-quality materials, and are designed for specific marine engines. Maintain your equipment with performance gaskets from the industry leader: Fel-Pro.
( 63 )
$59.99
Fel-Pro Marine rear main seals are engineered for a perfect seal. They're built to meet or exceed OE specifications and are validated for fit, form, and function to ensure unsurpassed quality and service life. Even on water, Fel-Pro rear main seals are the right choice. The seals are available in different styles and materials. Order the model recommended for your engine application.
( 3 )
$57.99
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$85.99
Mahle Original marine head set gaskets are application-specific in design and are validated for fit, form and function. Engineered and manufactured specifically for marine applications, each set contains gaskets and seals necessary for a valve grind or cylinder head reconditioning job. For reliable gasket sealing solutions, choose Mahle Original marine head set gaskets.
Not Yet Reviewed
$99.99
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