S&S Cycle

Whatstarted as a passion for speed, grew into the best known company name in theV-Twin high performance aftermarket. George J. Smith had to build his own partsto make his motorcycle faster. Now the company he founded manufactures the mostprestigious line of "go fast" v-twin engine parts in the world. Thecompany was started in the basement of his home in Blue Island IL in 1958, andmoved to Viola, WI in 1969. In 2004 an additional facility was opened in LaCrosse, WI.
S&SCycle, Inc. has been in the v-twin high performance parts business for over 50years, specializing in motorcycle parts like high performance motorcycle kitsfor Harley-Davidson® motorcycles. We manufacture a complete line of motorcycleperformance products ranging from motorcycle slip-on exhaust, bolt onperformance intakes, motorcycle big bore kits, or a complete motorcycle engine.
Althoughwe are known for Super Series of performance carburetors and for motorcycleengines, S&S Cycle, Inc. proudly offers sidewinder big bore kits, ourstealth motorcycle air cleaner kit, and many other ways to help you get morehorsepower and torque.
S&Sis currently featuring a full line of performance exhaust for Harley® includingour touring exhaust. Coupled withS&S Cycle's new performance headers, you ensure that your motorcycleexhaust system is performance orientated and great looking.
Forthe late model performance rider: Everyone needs to take that first step!S&S offers a logical, cost effective 4 step plan for performanceincreases. These range from small stepslike mufflers and intakes, or getting more horsepower out of your motorcycleengine with big bore kits and more.
Forthe Vintage enthusiast: With over a half century in the business, we knowvintage and we have the products to prove it in our motorcycle vintage partsoffering. With our age also comes experience and the reputation as one of themost trusted names in performance v-twin parts and motorcycle engines forHarley-Davidson® and other American v-twins.
Refine Search
S&S Shaft, Idler, HVHP, 1984-1999 bt 31-6080-S
Shaft, Idler, HVHP, 1984-1999 btS&S No: 31-6080-S..
$15.95
S&S Shaft, Rocker Arm, S&S P-Series 106-0915
Shaft, Rocker Arm, S&S P-SeriesS&S No: 106-0915..
$65.95
S&S Shaft, Set, Rocker Arm, S&S P-Series, 4 Pk 106-0916
Shaft, Set, Rocker Arm, S&S P-Series, 4 PkS&S No: 106-0916..
$195.95
S&S Spring, Inner, Valve, .092″ Wire, .590″, Chrome Silicone Steel, 1948-’84 bt 90-2054
Spring, Inner, Valve, .092" Wire, .590", Chrome Silicone Steel, 1948-'84 btS&S No: 90-2054..
$15.95
S&S Spring, Kit, Valve, Conical Round Wire, 900-0595
S&S Street Performance .585" Valve Spring Kit for All S&S Super Stock HeadsStreet Performance .585" ..
$163.95
S&S Spring, Kit, Valve, S&S 900-0596
S&S Street Performance .585" Valve Spring Kit for All S&S CNC Ported HeadsStreet Performance .585" V..
$183.95
S&S Spring, Kit, Valve, Street Performance, 900-0594
S&S Street Performance .585" Valve Spring Kit for 2005-'17 Big Twin and 2004-'18 XL ModelsStreet Per..
$183.95
S&S Spring, Middle, Valve, .135″ Wire, .590″, Chrome Silicone Steel, 1948-’84 bt 90-2055
Spring, Middle, Valve, .135" Wire, .590", Chrome Silicone Steel, 1948-'84 btS&S No: 90-2055..
$15.95
S&S Spring, Outer, Valve, .187″ Wire, .590″, Chrome Silicone Steel, 1948-’84 bt 90-2056
Spring, Outer, Valve, .187" Wire, .590", Chrome Silicone Steel, 1948-'84 btS&S No: 90-2056..
$23.95
S&S Spring, Set, Valve, Dual, .480″ Lift, Steel, KN-Series, 4 Pk 900-0535
Spring, Set, Valve, Dual, .480" Lift, Steel, KN-Series, 4 PkS&S No: 900-0535..
$244.95
S&S Tappet, Set, Hydraulic, Roller, 1991-’99 xl 330-0288
Tappet, Set, Hydraulic, Roller, 1991-'99 xlS&S No: 330-0288..
$226.95
S&S Throttle Body, Assembly, Throttle by Wire,S&S 58 mm, WBlack, 2008-’12 bt Touring 160-0034
S&S 58mm Throttle Hog Throttle Body Assembly for 2008- '16 HD Big TwinsFITMENT 2008 - 2016 big twin..
$799.95