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S&S Cycle

Shop S&S Cycle performance parts for Harley-Davidson motorcycles, including engines, big-bore kits, camshafts, air cleaners, fuel systems and exhaust components for street, touring and performance builds.

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S&S Dowel Pin, Cylinder/Transm. Trap Doo – Cylinder Head & Case: 1984–1999 Evo Big…

Low stock

Description Black steel; .557" x .500" Fitment Cylinder head & case: 84-99 (NU) EVO Big Twin Cylinder head: 86-21 XL Sportster 08-12 XR1200. Tr...

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84-99 Flywheel Assembly for OEM 80" Engines – 1995–1998 Evo Big Twin with Fuel…

Low stock

Description 4 -1/4" stroke. Stock replacement for 80" (1340cc) fuel injected Evolution Big Twin models. Used with stock or stock weight pistons lik...

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Oil Pressure Switch – 1984–1999 Softail; 1992–1998 Dyna…

Low stock

Description Mechanical motor oil pressure sending unit. OEM style replacement. OEM replacement reference 26561-84. Fitment 84-99 Softail 92-98 Dyna...

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Transmission Dowel Pins – 1989–2005 Softail; Dyna; 1989–2006…

Low stock

Description 1 used. Transmission to primary housing. .312" thick x 1.001" long. OEM replacement reference 337 Fitment 89-05 Softail, Dyna 89-06 FLT...

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Transmission Trapdoor Bearing – 1980–1998 5-Speed Big Twin; 1991–2003 XL…

Low stock

Description 2 used. Mainshaft & countershaft; right side. OEM replacement reference 8998. Fitment 80-98 5-speed Big Twin 91-03 XL Sportster 91-...

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Transmission Bearing Retaining Rings – 1994–1998 Big Twin; 1991–2005 XL…

Low stock

Description Transmission access door countershaft bearing. OEM replacement reference 35021-89. Fitment 94-98 Big Twin 91-05 XL Sportster (NU) Produ...

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Bearing Transmission Mainshaft – L1984–2006 5-Speed Big Twin; 1991–2005…

Low stock

Description 1 used. Left side on Big Twin; right side on XL models. OEM replacement reference 8996A Fitment L84-06 5-speed Big Twin (Excl. 2006 6-s...

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S&S Idler Gear for Circuit Breaker – 1936–1969 Ohv Big Twin

Low stock

Description OEM style replacement gear. Will replace 25775-36 and 619-36. Note: Will not take OEM style bushing. Must use S&S 531241 for replac...

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S&S Super E Carb Only Black

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Description Black; Complete Super E carb assembly; +7% flow over Standard Super E Product Details Brand: S&S Category: INTAKE > CARBURETO...

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S&S Super G Carb Only Black

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Description Black; Complete Super G carb assembly; +7% flow over Standard Super G Product Details Brand: S&S Category: INTAKE > CARBURETO...

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S&S Hi-4n Single/Dual Fire Adjustable Ignition Module – 1970–1999 Big Twin; 1971–1999 XL…

Low stock

Description Module only. Offers switchable multi/single spark; race/street mode; RPM limiter and a kick/electric start mode; no PC required. This H...

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S&S Air Horn, E/G Carb. 2-1/2" Long – S&S Super E/G Carburetor

In stock

Description Polished aluminum S&S velocity stack. Fits all S&S Super E & G carburetors. Offers uncompromised airflow for strip & Dy...

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S&S Velocity Stack, E/G Carb. 4" Long – S&S Super E/G Carburetor

Low stock

Description Polished aluminum S&S Air horn. Fits all S&S Super E & G carburetors. Offers uncompromised airflow for strip & Dyno. No...

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S&S Crankpin End Plug Set. for 1.500" Crankpin – 1999–2012 S&S T-Series Engines with…

Low stock

Description Used with S&S press-in 1.500" diameter press-in crankpins for S&S flywheels manufacturered in 2012 and earlier. Used to expand ...

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S&S Camshaft Bushing, Outer. Std – 1952–2022 K; XL Sportster: #1; 3; 4 Cam.…

Low stock

Description Used in the cam cover. Tech tip: Cam cover bushings are counted from rear to front of the engine. #1 = rear exhaust; #2 = rear intake; ...

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S&S Manifold Vacuum Fitting – H-D with S&S Manifold with Vacuum…

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Description Stock replacement for S&S manifolds equipped with a vacuum fitting. FitmentH-D with S&S manifold with vacuum fittingProduct Det...

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S&S Cylinder Base Gasket Set Fr/Rr. Micropore – 1936–1947 61"/74" Knucklehead; 1937–1948…

Low stock

Description Fits 3-5/16 & 3-7/16" stock bore cylinders. OEM replacement reference 16774-21 (old 46-21).Note: Special Order Product only. To ord...

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Universal EFI Wiring Harness – Custom Applications with 2001–2017 Style…

Low stock

Description Designed for engines equipped with the stock Delphi fuel injection system. Includes all connectors to hook-up a Delphi EFI engine to a ...

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S&S 4-1/8" Bore 124" Long Block Tc Engine. Black/Chrome – 1999–2005 Dyna; 1999–2006 FLT/Touring

Low stock

Description Black/Chrome. High Compression engine. Engine comes with 10.8:1 CR flat top forged pistons and 640GP easy-start cams. If you prefer all...

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S&S 4-1/8" Bore 124" Long Block Tc Engine. Black/Chrome – 1999–2005 Dyna; 1999–2006 FLT/Touring

Low stock

Description Black/Chrome. Low Compression engine. Low compression is less sustainable to knocking and will give longer engine life. Engine comes wi...

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T-Series Connecting Rod Assembly – S&S T-Series Engines with S&S 3-Piece…

Low stock

Description For S&S 3-piece press together flywheels. For 1.671" crankpin; 7.667" connecting rod length and straight wristpin ends. Note: Will ...

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Crankpin Assembly 1.671" Press-In. +.001" – 1999–2017 Twin Cam; S&S T-Series Engines…

Low stock

Description 1.671" diameter for all 99-17 OEM Twin Cam and S&S 3-piece flywheel assemblies (press-in style) produced after 2013. Incl. crankpin...

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Crankpin Assembly 1.671" Press-In. +.002" – 1999–2017 Twin Cam; S&S T-Series Engines…

Low stock

Description 1.671" diameter for all 99-17 OEM Twin Cam and S&S 3-piece flywheel assemblies (press-in style) produced after 2013. Incl. crankpin...

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S&S Crankpin End Plug Set. for 1.671" Crankpin – 1999–2017 Twin Cam; 2013–2017 S&S…

Low stock

Description Used with S&S press-in 1.671" diameter press-in crankpins for S&S flywheels manufacturered in 2012 or earlier. Used to expand c...

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