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S&S Cycle

S&S Cycle was founded in 1958 and is a leader in performance parts for Harley-Davidson and other V-twin motorcycles. The company began by selling high-performance pushrods and grew into complete engines over the following decades.

From its base in Viola, Wisconsin, S&S builds carburetors, air cleaners, big-bore kits, cylinder heads, complete engines and a deep catalog of replacement and performance components covering models from 1936 to today. For V-twin riders chasing more power, S&S is a benchmark name.

Frequently asked questions

Does S&S Cycle make parts for Harley-Davidson? Yes. S&S is best known for Harley-Davidson and V-twin performance parts, covering air cleaners, cams, big-bore kits, cylinder heads and complete engines from 1936 models to current bikes.

What is an S&S big-bore kit? A matched piston and cylinder package that increases engine displacement for more torque and power, sold in sizes to suit different V-twin platforms and states of tune.

Do you offer free shipping in Canada? Yes, on orders over $279.99.

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