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.
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S&S Seal, Oil Line, .156″ x .359″ x .200″, Buna 50-8074-S
Seal, Oil Line, .156" x .359" x .200", BunaS&S No: 50-8074-S..
$9.95
S&S Seal, Oil Pump Drive Shaft, 1968-up bt 31-6005
Seal, Oil Pump Drive Shaft, 1968-up btS&S No: 31-6005Cross-Reference: The following OEM numbers are..
$9.95
S&S Seal, Oil Pump, .4223″ x .5710″ x .1350″ 31-6064-S
Seal, Oil Pump, .4223" x .5710" x .1350"S&S No: 31-6064-S..
$9.95
S&S Seal, Oil, .441″ x .886″ x .250″, 1984-’99 bt 56-1064
Seal, Oil, .441" x .886" x .250", 1984-'99 btS&S No: 56-1064..
$10.95
S&S Seal, Oil, Rocker Arm, 1936-’47 OHV bt, KN-Series 106-3636
Seal, Oil, Rocker Arm, 1936-'47 OHV bt, KN-SeriesS&S No: 106-3636Cross-Reference: The following OEM..
$14.95
S&S Seal, Transmission Output Shaft, 2.255″ x 3.388″ x .250, 1994-’99 bt, 1995-’03 xl 56-3033
Seal, Transmission Output Shaft, 2.255" x 3.388" x .250, 1994-'99 bt, 1995-'03 xlS&S No: 56-3033..
$16.95
S&S Seal, Umbrella Valve Cover 90-4030
Seal, Umbrella Valve CoverS&S No: 90-4030Cross-Reference: The following OEM numbers are provide..
$7.95
S&S Seal, Valve Guide, 1984-2004 bt, 1986-2003 xl, 4 Pack 900-0737
Seal, Valve Guide, 1984-2004 bt, 1986-2003 xl, 4 PackS&S Cycle Part #: 900-0737..
$14.95
S&S Seal, Valve Guide, 1984-up bt, 1986-2003 xl 90-2008
Seal, Valve Guide, 1984-up bt, 1986-2003 xlS&S No: 90-2008Cross-Reference: The following OEM number..
$8.95
S&S Seal, Valve Guide, fits .315" x . 420" OD, Viton, 1984-'04 bt, 1986-'03 xl 900-0338
Seal, Valve Guide, fits .315" x . 420" OD, Viton, 1984-'04 bt, 1986-'03 xlS&S No: 900-0338..
$7.95
S&S Seal, Valve Guide, L1981-’84 bt 90-2019
Seal, Valve Guide, L1981-'84 btS&S No: 90-2019***OLD VERSION PRIOR TO 2019***-FOR OLDER HEADS WI..
$6.95
S&S Seal, Valve Guide, L1981-’84 bt, 8 Pack 90-2157
Seal, Valve Guide, L1981-'84 bt, 8 PackS&S No: 90-2157***OLD VERSION PRIOR TO 2019***-FOR OLDER ..
$59.95