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November 26, 2013

11

How to identify S&S Motorcycle Engines Crankcases and Flywheels

by Oakley

S&S Motorcycle Engines

Dennis Schaefer points out how to identify S&S crankcases and flywheels and what the serial numbers mean.

httpv://youtu.be/zZ6sVRVyXDM

S&S motorcycle engine

Of all the non-Harley-Davison engines, the most popular is the S&S engine. Many motorcycle enthusiast actually consider the S&S engine to be superior to the Harley-Davidson engine. S&S manufacturers quite a new motorcycle engines, but when it comes to the American Ironhorse motorcycles (This custom motorcycle manufacturer is now out of business, but their beautiful custom bikes remain extremely desirable) the most popular engines used were the 111 cubic inch, the 117 cubic inch, and the one 24 in.³. Of these three S&S engines, the 111 was by far the most popular, and considered by many to be the most dependable.

S&S Motorcycle Engines

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11 Comments Post a comment
  1. S&S motorcycle engine is made in the USA & considered by many as the best V-Twin motorcycle engine.

    Reply
  2. S&S motorcycle engines in my opinion are better than Harley motorcycle engines.

    Reply
  3. Sep 19 2016

    Trying to find out what motor and transmission I have on my bike engine serial number is CEO6J3430 the transmission number is 583402774 if you can help it would be great.

    Reply
    • biker1
      Sep 27 2016

      Oliver,
      I really couldn’t help, but would suggest that you email a long a couple pictures of the transmission and the engine and we could post it here and see if somebody can help you by recognizing it.

      Reply
  4. May 22 2018

    My s&s engine I’d # is *gelp313165* can you tell me what year and engine it is

    Reply
    • biker1
      May 30 2018

      Best to contact S&S directly, they have been very helpful in the past.

      Reply
  5. Jul 21 2018

    Trying to identify an s&s big twin superstroke in a Harley Davidson.
    The only numbers I can find are a star before the numbers x5384 and a star after the numbers. Can you tell me what cubic engine this is?
    Thank you.

    Reply
    • biker1
      Jul 27 2018

      Probably best to contact S&S directly and see if they can help the serial numbers. They have a real good customer service.

      Reply
  6. Aug 13 2018

    My engine number is GDV5943332 and is on a 2000 ultra classic with a 6 speed tranny. Please help me to find what size motor it is. Thanks

    Reply
  7. Jan 14 2019

    My engine numbers are JC00379. Not sure of the displacement that I have. Thank you

    Reply
    • biker1
      Feb 21 2019

      Sorry cannot help. Best to contact S&S directly.

      Reply

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