Top End Gasket Kit - 3-5/8" - Shovelhead Upgrade your Shovelhead engine with the S&S CYCLE Top End Gasket Kit, part number 90-9501. Crafted from the highest quality materials and made in the USA, this gasket kit ensures a reliable seal and...

Top End Gasket - 3-5/8" Super Stock - EVO Big Twin The S&S CYCLE Top End Gasket Kit, part number 90-9502, is designed to provide a reliable seal for your EVO Big Twin engine with a 3-5/8 inch Super Stock configuration. This comprehensive kit includes...

Top End Gasket Kit - 4-1/8" - Big Twin The S&S CYCLE Top End Gasket Kit, part number 90-9510, is designed for 4-1/8 inch Big Twin engines. Crafted with the highest quality gaskets, this kit ensures reliable sealing and optimal engine performance...

Gaskets - 3.5" - .045" The S&S CYCLE Head Gasket part number 930-0098 is designed for high-performance motorcycle engines, providing a reliable seal between the cylinder head and engine block. Crafted from aramid fiber-reinforced premium graphite...

Gaskets - 4-1/8" - STK The S&S CYCLE Gaskets Part Number 930-0102 are precision-engineered head gaskets designed for optimal performance and durability. Crafted from a high-quality aramid fiber-reinforced premium graphite material, these gaskets...

Gaskets - 3-5/8" - Shovelhead The S&S CYCLE Gaskets with part number 930-0089 are designed to provide a reliable seal for Shovelhead engines, measuring approximately 3-5/8 inches. Constructed from a premium aramid fiber-reinforced graphite material,...

Base Gaskets - 4" - '84-'99 Big Twin Upgrade your Harley-Davidson Big Twin engine with the S&S Cycle Base Gaskets designed specifically for 4-inch bore applications from 1984 to 1999. Crafted with S&S Pro-Formance micropore™ compound, these...

Complete Gasket Kit - 4-1/8" - EVO Big Twin The S&S CYCLE Complete Gasket Kit, part number 106-0964, is designed for 4-1/8 inch EVO Big Twin engines, ensuring a reliable seal and optimal performance. Crafted with the highest quality gaskets, this kit...

Head Gasket - Water/Oil Cooled - 136" - Center Cooled - M8 The S&S CYCLE Head Gasket Part 900-1332 is designed specifically for 136-inch water/oil cooled engines, providing a reliable seal under demanding conditions. Crafted by S&S CYCLE, this...

Base/Head Gaskets - Big Bore - Big Twin Upgrade your Big Twin motorcycle with the S&S Cycle 90-1918 head and base gaskets, designed for optimal performance and durability. Crafted from aramid fiber-reinforced premium graphite material, these gaskets...

Complete Gasket Kit - 4" - EVO Big Twin Upgrade your EVO Big Twin engine with the S&S CYCLE Complete Gasket Kit, part number 106-1020. Crafted with the highest quality gaskets made in the USA, this top-end gasket kit ensures a reliable seal and...

S&S Rocker Boxes Gasket Set - '66-'84 Shovelhead All necessary gaskets included, Includes rocker box gaskets and O-rings for S&S billet rocker boxes, Complete set for two cylinders, Made in the USA

Cylinder Base Gasket - 4.125" - .020" - Twin Cam The Cometic C9739 cylinder base gasket is designed for high-performance Twin Cam engines, offering long-term reliability and superior sealing. Crafted from premium fuel-resistant materials, this gasket...

Cylinder Head Gasket - 4.500" The COMETIC C10193 head gasket is engineered with high-quality materials designed to deliver maximum performance and durability in demanding engine applications. Featuring a multi-layer steel (MLS) construction, this gasket...

Cylinder Base Gasket - 3.625" - .031" - Shovelhead Designed for durability and reliable sealing, the COMETIC C9618 Cylinder Base Gasket is an essential component for Shovelhead engine rebuilds and repairs. Constructed from premium fuel-resistant...

Cylinder Base Gasket - 3.1875" - .020" - Shovelhead/Panhead The COMETIC C9893 Cylinder Base Gasket is engineered for long-term reliability and optimal engine performance. Crafted from premium, fuel-resistant materials, this gasket ensures durability and...

Cylinder Head/Base Gasket - Oil Cooled Heads - M8 The Cometic C10181-HB cylinder head gasket is designed for oil-cooled engine heads, offering reliable sealing and durability. Made with high-quality multi-layer steel (MLS) construction, this gasket...

Cylinder Head/Base Gasket - Oil Cooled Heads - M8 The Cometic C10181HB030020 cylinder head gasket is designed for oil-cooled head applications, offering reliable sealing performance. Crafted from durable multi-layer steel (MLS), this gasket features...

Cylinder Head Gasket - 4.320" - M8 The COMETIC C10192 cylinder head gasket is engineered with high-quality materials to ensure maximum performance and durability in demanding engine applications. Designed with MLS (Multi-Layer Steel) construction, this...

Cylinder Base Gasket - .010" - EVO The COMETIC EVO C9101 Cylinder Base Gasket is designed for long-term reliability and optimal engine performance. Crafted from premium fuel-resistant materials, this gasket resists creep, cracking, and becoming brittle...

Cylinder Base Gasket - 4.125" - .010" - Twin Cam The Cometic C9938 Cylinder Base Gasket is engineered for long-term performance and reliability in demanding applications. Crafted from premium fuel-resistant materials, this gasket is designed to withstand...

Cylinder Base Gasket - 4" - .020" - Big Twin The COMETIC C9872 cylinder base gasket is designed to provide long-term reliability and optimal sealing performance for Big Twin motorcycle engines. Crafted from premium fuel-resistant materials, this gasket...

Cylinder Head Gasket - 3.937" - M8 The COMETIC C10164 cylinder head gasket is engineered for durability and high-performance sealing in demanding engine applications. Crafted from high-quality materials, this gasket features multi-layer steel (MLS)...

Cylinder Head Gasket - 4.000" - M8 The COMETIC C10165 cylinder head gasket is engineered for high-performance applications, offering reliable sealing and durability. Constructed from quality materials, this gasket features multi-layer steel (MLS)...

Cylinder Base Gasket - 3.500" - .020" - EVO The COMETIC C9551 cylinder base gasket is designed for durability and reliable sealing in high-performance engine applications. Crafted from premium fuel-resistant materials, this gasket ensures long-term...

Cylinder Base Gasket - .031" - XL The COMETIC C9603-2 XL cylinder base gasket is engineered for durability and dependable performance in demanding applications. Crafted from premium fuel-resistant materials, this gasket resists creep, cracking, and...

Cylinder Base Gasket - 2 front S&S Cylinders - 3.1875" - .020" - Shovelhead The COMETIC C10038 cylinder base gasket is designed for long-term reliability and optimal sealing in your engine. Manufactured from premium fuel-resistant materials, this...

Cylinder Base Gasket - 3.625" - .010" - EVO The COMETIC C9532 cylinder base gasket is engineered for long-term reliability and optimal engine sealing. Crafted from premium fuel-resistant materials, this gasket resists creep, cracking, and becoming...

Cylinder Base Gasket - 3.500" - Shovelhead The Cometic C9987 Cylinder Base Gasket is engineered for long-term reliability and optimal performance in your Shovelhead motorcycle engine. Crafted from premium fuel-resistant materials, this gasket resists...

Cylinder Base Gasket - 3.625" - .020" - Panhead The Cometic C9988 Cylinder Base Gasket is designed for reliable performance and long-term durability in demanding applications. Crafted from premium fuel-resistant materials, this gasket resists creep,...

Engine Gasket/Seal Kit - 4 Speed - 74"/80" Cylinders - '70-'84 Shovelhead The Cometic C10091 engine gasket and seal kit is designed for 4-speed Shovelhead motorcycles with 74 to 80-inch cylinders, covering models from 1970 to 1984. This comprehensive kit...

Cylinder Base Gasket - .020" - XL The COMETIC C9553 XL cylinder base gasket is designed for high-performance applications demanding durability and precision. Constructed with premium fuel-resistant materials, this gasket ensures long-term reliability by...

Cylinder Base Gasket - 4" - .020" - Twin Cam The COMETIC C9738 Cylinder Base Gasket is designed for reliable performance in Twin Cam engines, offering a precise fit and long-lasting durability. Constructed from high-quality, fuel-resistant materials,...

Cylinder Base Gasket - 2 front S&S Cylinders - 3.625" - .020" - Shovelhead The Cometic C9207 Cylinder Base Gasket is designed for reliable performance in high-stress engine applications. Crafted from premium fuel-resistant materials, this gasket...

Cylinder Head Gasket - 4.000" - M8 The COMETIC C10165-030 cylinder head gasket is engineered for high-performance engine applications requiring a reliable and durable seal. Constructed with high-quality materials, this gasket features Multi-Layer Steel...

Cylinder Head Gasket - 4.205" - M8 The COMETIC C10168 Cylinder Head Gasket is engineered for optimal performance and durability in demanding engine applications. Crafted from high-quality materials, this gasket features MLS (Multi-Layer Steel)...

Cylinder Head Gasket - 4.250" - M8 The COMETIC C10181 cylinder head gasket is engineered for high-performance applications, offering reliable sealing and durability for engines with a 4.25-inch bore and M8 bolt configuration. Crafted with premium...

Intake Manifold to Cylinder Head Seal - 4 Pack - M8 The COMETIC C10203 Intake Manifold to Cylinder Head Seal is designed for durability and long-term reliability, ensuring a secure seal between your intake manifold and cylinder head. Crafted with...

Cylinder Base Gasket - .010" - XL The COMETIC XL C9100 cylinder base gasket is designed to provide long-term reliability in demanding engine applications. Manufactured in the USA from premium fuel-resistant materials, this gasket ensures durability and...

Complete Gasket Kit - 61"/74" Cylinders - '48-'65 Panhead Upgrade your vintage Panhead engine with the COMETIC Complete Gasket Kit, designed specifically for 61-74 inch cylinders from 1948 to 1965. Crafted with high-quality materials, this comprehensive...

Cylinder Base Gasket - 3.625" - .020" - XL The COMETIC C9555 cylinder base gasket is engineered for long-term reliability and exceptional performance in demanding applications. Crafted from premium fuel-resistant materials, this gasket resists creep,...

Cylinder Base Copper Gasket - .016" - EVO The COMETIC EVO C9029 cylinder base copper gasket is engineered for long-lasting performance and reliable sealing in demanding applications. Crafted from premium materials, this gasket features a copper...

Cylinder Base Gasket - 3.8125" - .020" - EVO The COMETIC C9870 Cylinder Base Gasket is designed for reliable performance and durability in high-demand applications. Manufactured from premium fuel-resistant materials, this gasket provides long-term...

Cylinder Base Gasket - 4" - .010" - Big Twin The COMETIC C9871 cylinder base gasket is engineered for long-term reliability and optimal engine performance. Crafted from premium fuel-resistant materials, this gasket resists creep, cracking, and becoming...

Cylinder Base Gasket - 3.500" - .020" - Shovelhead The COMETIC C9206 Cylinder Base Gasket is designed for reliable performance and long-term durability in your engine rebuilds. Manufactured in the USA, this gasket features high-quality materials that...