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Engine Rotating Assemblies & Rebuild Kits
S&S Cycle 124 in. Hot Set-Up Cylinder Kits
S&S Cycle 124 in. (standard compression) Hot Set-Up cylinder kits package pistons and cylinders for use as replacements or as the basis for a new engine build. The pistons are a flat dome design, and the cylinders are machined with the stock bolt pattern intended for use in stock crankcases. Select the appropriate kit for your Big Twin. S&S cylinder and piston kit contents and notes: * S&S 4 1/8 in. bore cylinders -- Durable wrinkle black powdercoat finish * Forged flat domed pistons, rings, wrist pins * Head and base gaskets * Designed for 4 5/8 in. flywheels, resulting in 124 in. displacement * Cylinders can be used with stock or S&S cylinder heads with stock bolt pattern
Not Yet Reviewed
$1,643.95
S&S Cycle 117 in. Big Bore Kits
S&S Cycle 117 in. big bore kits are a popular choice for riders looking to upgrade their engine power without major modifications. Available for a variety of Harley-Davidson® motorcycles, each kit is tailored with the necessary components for your specific HD® model. Many kits come with a powdercoat finish that can match the stock engine look to maintain a clean aesthetic. Using one of S&S Cycle's big bore kits can provide significant benefits like a noticeable increase in horsepower and torque due to the larger engine displacement, relatively easy installation with minimal machine work required, a quality build with durable components, and a good balance of performance and reliability. For best performance, appropriate camshafts, performance air cleaner, performance exhaust and fuel system tuning are required. Although not mandatory, S&S Cycle recommends adding an oil cooler to bikes ridden in warmer climates. Select the S&S Cycle big bore kit designed for your application needs.
Not Yet Reviewed
$1,643.95
S&S Cycle 107 in. Big Bore Kits
S&S Cycle 107 in. big bore kits are easy to install and require no machining or re-balancing. These are the largest bores that can be fit in your stock engine case. This is the largest bore that can be fit in a stock engine case. Stock engine height is maintained so there are no manifold or frame fitment issues. Using an 11-fin design, the pre-finished cylinders closely resemble the OEM shape and are ready to install. Take your stock engine case as big as it'll go with S&S Cycle 107 in. big bore kits! Product features include: * CP pistons feature a 3cc pop-up dome for slightly higher compression * Cylinders feature an increased fin area for better heat dissipation * Centrifugal cast gray liner features 40,000 psi tensile strength for superior wear and performance
Not Yet Reviewed
$1,345.95
S&S Cycle Hot Set-Up Twin Cam Cylinders
S&S Cycle Hot Set-Up Twin Cam cylinders are handsomely designed to house your pistons. They are crafted from aluminum, available in a silver, stone gray, or machined wrinkle black finish, and have a stock bolt pattern. Select the Hot Set-Up cylinders designed for your Big Twin engine. Please note: Individual cylinders and cylinder sets without pistons are bored slightly under normal size and are not honed.
Not Yet Reviewed
$924.95
S&S Cycle Shovelhead Cylinder Sets
S&S Cycle Shovelhead cylinder sets for Big Twin engines are available in different sizes. They are made from high-strength engineering-grade gray cast iron with a durable powdercoat finish for excellent wear resistance. Select the cylinder set designed for your motorcycle engine.
Not Yet Reviewed
$1,495.95
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$1,699.95
