2003 HARLEY-DAVIDSON Gaskets & Seals

Vance & Hines Exhaust Gaskets

Vance & Hines exhaust gaskets are quality replacements design to work with spherical exhaust and earlier-style systems. These exhaust port gasket kits will provide the proper seal for leak-free performance.

Not Yet Reviewed

$16.95

Cometic Gasket Head Gaskets

Cometic Gasket has engineered premium head gaskets to withstand today's high performance standards. These head gaskets are ideal for aluminum heads, aluminum blocks, and cast iron blocks. They form their gaskets out of high-strength materials such as multi-layer stainless steel and copper, which creates the ability to rebound and resist corrosion. They are designed to meet the demands of harsh sealing environments, load conditions, and various surface finishes.

5.0 out of 5 stars ( 1 )

$59.50

Cometic Gasket Complete EST Gasket Kits

Cometic Gasket complete EST gasket kits utilize their Extreme Sealing Technology. They are proven through state-of-the-art research and development processes and validated on the street and track. Their complete gasket kits include the necessary gaskets, seals, and O-rings to rebuild your engine. Kits are available with or without head and base gaskets. Select the complete EST gasket kit designed for your application.

Not Yet Reviewed

$191.39

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$285.56

Cometic Gasket Rocker Box Gasket Kits

Cometic rocker box gasket kits utilize advanced engineering and manufacturing techniques to bring you the very best seals for your bike. Their design engineers analyze the environment that your gasket will perform in, select the proper materials, and apply the appropriate technology to provide the highest performing gaskets available on the market. Why not rely on the perfect blend of technology and testing to give you the best components for your Harley®? Install a Cometic Gasket rocker box gasket kit—and spend your precious time planning where to ride.

Not Yet Reviewed

$42.21

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$63.18

Cometic Gasket Top End EST Gasket Kits

Cometic Gasket top end EST gasket kits utilize their Extreme Sealing Technology. They are proven through state-of-the-art research and development processes and validated on the street and track. Their top end gasket kits include the necessary gaskets, seals, and O-rings to rebuild your top end, including embossed stainless steel head and base gaskets covered with proprietary rubber material. Kits are available without head and base gaskets.

5.0 out of 5 stars ( 1 )

$140.45

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$152.70

Cometic Gasket Cam Cover Gaskets

Cometic Gasket cam cover gaskets are made from advanced materials combined with the most current manufacturing processes to deliver quality sealing solutions for your Harley®.

Not Yet Reviewed

$14.50

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$72.19

S&S Cycle Cylinder Head Gasket Kits

From cylinder head gasket kits to breather filters for a stock rocker box, valve stems to valve guides, O-rings, and more, S&S Cycle can provide you with everything you need to create a performance-driven, head-turning setup. S&S Cycle remains a respected name known for their commitment to delivering high-quality, high-performance solutions for Harley-Davidson® motorcycle enthusiasts, as well as custom motorcycle builders worldwide.

Not Yet Reviewed

$101.95

S&S Cycle Rocker Cover Gasket Kits

Rocker covers were born of necessity--to keep oil in and dirt out of the rocker arm, ensuring that the intake and exhaust valves operate efficiently. S&S Cycle rocker cover gasket kits help seal the joint between the rocker cover and the rest of the engine, thus preventing leaks. Choose the S&S Cycle rocker cover gasket kits for your powersports vehicles dating from the 1960s through today.

Not Yet Reviewed

$91.95

Cometic Gasket Exhaust Gaskets

Cometic Gasket exhaust gaskets deliver performance. Whether you are looking for OE replacements or the higher performance of spiral-wound stainless steel or graphite, Cometic has exhaust gaskets to seal your motorcycle.

5.0 out of 5 stars ( 1 )

$14.42

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$98.63

S&S Cycle Manifold O-Rings

S&S Cycle offers several options of manifold O-rings for your motorcycle. They are made of special materials that resist destruction from the additives in today's fuel. Select the ones needed for your bike.

Not Yet Reviewed

$10.95

Cometic Gasket Powersports Head Gaskets

Cometic Gasket has developed some of the highest performing gaskets available. Their gaskets have a proven history under the most demanding conditions. Cometic powersports head gaskets are constructed from a variety of high-quality materials to perfectly fit your application. Why not let Cometic Gasket's experience work for you?

5.0 out of 5 stars ( 1 )

$50.60

Cometic Gasket Rocker Cover Base Gaskets

Cometic Gasket rocker cover base gaskets are expertly crafted from advanced materials combined with the most current manufacturing processes to deliver quality sealing solutions. For Harley-Davidson® motorcycles, rocker cover base gaskets play a crucial role in preventing oil leaks, ensuring proper engine lubrication, and protecting the cylinder head, ultimately contributing to engine longevity and performance. By sealing the engine, these rocker cover base gaskets ensure oil stays where it's needed, lubricating the critical components of the engine and preventing premature wear. Select the gaskets specifically designed for your make and model.

Not Yet Reviewed

$20.33

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$104.48

HardDrive Intake Manifold Gasket Kits

Intake manifold gaskets are some of the most important gaskets found on your engine. HardDrive intake manifold gasket kits will solve those problems of overheating, engine misfires, and decreases in power, acceleration, or fuel economy that your Harley® may be having. Quality, perfect-fit rubber gaskets from HardDrive ensure a leak-free seal.

Not Yet Reviewed

$17.06

Cometic Gasket Starter Motor Gaskets

Known for their quality, Cometic Gasket starter motor gaskets for Harley-Davidson® motorcycles are a good, economical option. These gaskets are designed to prevent leaks and ensure a proper seal between the starter motor and engine cover, maintaining airtight compartments and preventing fluid mixing. By maintaining airtight compartments, starter motor gaskets contribute to the overall proper functioning of your bike's engine. These Cometic gaskets are designed to be easily installed and replaced, making them a convenient sealing solution for maintaining your HD® motorcycle.

Not Yet Reviewed

$10.13

Wiseco Top End Gasket Kits

Wiseco top end gasket kits are made from the highest quality materials. Designed and engineered to complement their line of performance pistons, these gasket kits are 100 percent compatible with Wiseco pistons and crankshafts. Wiseco top end gasket kits are offered for off-road motorcycles, ATVs, on-road motorcycles, V-twin applications, and snowmobiles. Each kit comes with all of the gaskets necessary for a proper rebuild.

5.0 out of 5 stars ( 1 )

$143.99

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$147.99

Wiseco Complete Gasket Sets

Wiseco complete gasket sets are available with or without oil seals to fit your specific sealing needs. Made from the highest grade materials to meet and exceed OEM quality, these gasket sets come with anti-stick silicon beading, where applicable. Wiseco offers a wide range of different gasket sets to provide leak-free solutions to meet your application needs. Features: * Composite head gaskets include a steel core and a state-of-the-art facing material, featuring a patented transparent coating, to improve the sealing property and prevent corrosion * Metal head gaskets are made of stainless steel, featuring a patented thermoplastic coating, to help compensate for all possible micro-imperfections of the engine surfaces * Fiber gaskets are made from materials providing the best mechanical and tensile strength resistance

Not Yet Reviewed

$147.99

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$176.99

Cometic Gasket Complete Transmission Gasket Kits

Cometic is committed to providing innovative, quality gaskets while maximizing your motorcycle engine's power and performance. Their gaskets and seals have been tested on both the street and the track, as well as vigorous Dyno shakedowns, and are made from premium materials best suited to each application. Cometic Gasket complete transmission gasket kits package the proper gaskets, seals, and O-rings to service and/or rebuild your motorcycle transmission. Select the kit designed for your bike.

Not Yet Reviewed

$39.44

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$45.59

S&S Cycle Head Gaskets

S&S Cycle head gaskets are constructed from premium materials, such as micropore and copper, for quality sealing performance. Sold in convenient multi-packs, the gaskets are available in a variety of thicknesses and bore configurations for fitment on Harley-Davidson® models. Match up your bike with the correct S&S head gaskets to ensure leak-proof operation.

Not Yet Reviewed

$35.95

Cometic Gasket Manifold-to-Head Seals

Cometic Gasket manifold-to-head seals deliver a high performance sealing solution for your motorcycle. Preventing leaks, Cometic combines advanced fuel-resistant materials with the latest manufacturing processes to produce seals with the perfect fit, performance, and value. Select the manifold-to-head seal kit designed for your bike.

Not Yet Reviewed

$26.28

Cometic Gasket Intake Manifold Service Kits

Cometic Gasket intake manifold service kits deliver a high performance sealing solution for your motorcycle. These kits contain all the gaskets, seals, and O-rings made from advanced materials for each application, allowing you to service your manifold properly and reliably. Select the intake manifold service kit designed for your bike.

Not Yet Reviewed

$13.22

Cometic Gasket Rocker Cover Gaskets

Cometic Gasket rocker cover gaskets, also known as valve cover gaskets, prevent oil leaks and keep the engine running smoothly by ensuring a tight seal between the valve cover and the cylinder head, thus protecting the engine and prolonging its life. By preventing leaks, these gaskets help to maintain proper oil levels, which is crucial for proper engine lubrication and performance. Cometic Gasket rocker cover gaskets are expertly crafted from advanced materials combined with the most current manufacturing processes to deliver quality sealing solutions for your Harley-Davidson®.

Not Yet Reviewed

$104.48

Cometic Gasket Outer Oil Pump O-Rings

Cometic Gasket offers outer oil pump cover O-rings for Harley-Davidson® engines, particularly on M8 models. O-rings can be particularly beneficial in Harley® engines to address specific issues such as higher cylinder leak-down, poor subseal O-ring seal, raised sump hole or sump plug, and looser lifter to lifter bore clearances. These outer oil pump O-rings from Cometic Gasket creates a tight seal and helps prevent oil from leaking around the oil pump cover, keeping the engine clean and also reducing potential oil loss.

Not Yet Reviewed

$3.91

Cometic Gasket Cylinder Base Gaskets

Today's lightweight engines are producing more horsepower, higher cylinder pressures, clamp loads, and extreme temperatures. Cometic's commitment is to provide innovative, quality gaskets while maximizing your engine's power and performance. Cometic Gasket cylinder base gaskets create a tight seal between the cylinder and engine case, preventing leaks and ensuring optimal engine operation. They combine advanced materials with the latest manufacturing processes to produce cylinder base sealing solutions with the perfect fit for your motorcycle. Select the gasket designed for your bike.

Not Yet Reviewed

$5.92

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$31.55

Cometic Gasket Oil Fill Spout Seals and Gaskets

Cometic Gasket oil fill spout seals and gaskets on a Harley-Davidson® engine, also known as the oil filler cap, seals the oil fill opening to prevent oil from leaking out and to keep debris from entering the engine. The oil filler cap also provides a convenient access point for refilling the engine with oil. At Cometic Gasket, their goal is to offer the latest in gasket technology to deliver robust performance. Materials, manufacturing processes and gasket designs are constantly improving to match the higher level of performance for today's powerful V-Twin engines. Order the seals and gaskets for your application.

Not Yet Reviewed

$61.07