Right side drive two strokes

Discussion in '2 smokers' started by Rokoneer, May 31, 2012.

  1. Rokoneer

    Rokoneer Been here awhile

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    Contemplating a two stroke engine transplant in to former four stroke machine that has a right side countershaft and thus right side chain drive.

    Looking for suitable 2T motorcycle engines, either singles or multiple cylinder, that are right side drive. Trying to keep cost reasonable so anything exotic or current may not be the best option. Been looking at air cooled vintage stuff but older liquid cooled stuff could be a consideration as well.

    Rotax/Bombardier, Husqvarna and Ossa are the few I know off hand. Pleas enlighten me to any that you are aware of.

    Muchos GrassyAss!
    #1
  2. ppe172

    ppe172 Been here awhile

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    1980+ it175, it200.
    #2
  3. Rokoneer

    Rokoneer Been here awhile

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    Interesting! I wasn't aware that any of the Japanese manufacturers had done a right side drive. Thanks for that.

    Ideally I'd like a bit more displacement than a 175 or 200, but beggers can't be choosers.
    #3
  4. anonny

    anonny What could go wrong?

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    Ummm couldn't you just flip the wheel around and remake spacers and brake stays? Or respoke the hub to flip it?
    #4
  5. stainlesscycle

    stainlesscycle Long timer

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    can-am 175/250 right side drive. it200 would be my choice, there's alot of power to be unlocked in those motors, and parts are cheap (aside from cylinders/heads....) ... the can-am 250 would be great - it's not as wide as other rotary motors - and they're built pretty stout..


    as for flipping to left side, if it's drum brakes, it can be tough - figuring out brake lever to rod crossover or converting to cable rear (easier)....


    i'm trying to jam a mx175 motor into a puch 175 frame - no mounts match up, and figuring pipe will be a chore.
    #5
  6. jar944

    jar944 Long timer

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    ktm 440/500/550
    #6
  7. Abdelhub

    Abdelhub Blanco Trasho

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    montesas are right side...

    Mike
    #7
  8. Rokoneer

    Rokoneer Been here awhile

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    Or just flip the swing arm over and you're all good, right!:D

    Simple and inexpensive (ha!) are hoped for with this project.

    You can't strip a perfectly good Can-Am Rat, you just can't!

    Any multi cylinder right side drive 2t's anyone is aware of?
    #8
  9. ADV8

    ADV8 Long timer

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    Add early 1980's CR250 Honda engines to that,right hand chain,left side kick.
    #9
  10. mtothef

    mtothef perpetually furrowed brow

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    honda cr480. last of the air-cooled dinosaurs.
    #10
  11. Neil E.

    Neil E. Been here awhile

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    Let me guess ........ Husaberg frame?

    Consider the exhaust port location (height/angle) so you are sure the exhaust will clear the frame.
    #11
  12. Rokoneer

    Rokoneer Been here awhile

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    Just imagine a 'real' Swedish built Husaberg frame with a 430 or 500 Husqvarna 2T engine swapped in? Huge power, very light due to losing the liquid cooling components, simple mechanics, reliable electrics.....

    It'd be the bike Husaberg should have built!
    #12
  13. Neil E.

    Neil E. Been here awhile

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    I had a Husaberg and wanted to do a 2T conversion. I looked at everything from ultralight motors to rotary engines for go-karts. The tough part was how to marry anything to the Husaberg gearbox to keep the nice wide ratios. A 2T bike engine is a better choice, but 4T frames run close to the front wheel and don't leave much room for a pipe.
    #13
  14. taosgsr

    taosgsr We are all earthlings… be nice to each other.

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    WR 250 and 300 Right side drive still to this day.
    #14
  15. THE PIG

    THE PIG Vtech

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    About Jawa 350.
    #15
  16. Scootern29

    Scootern29 Long timer

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    Put a CZ motor in it. They are indestructable. This is what I did with a Husky chassis.

    [​IMG]
    #16
  17. lamotovita

    lamotovita DAMN SNOWBIRD!

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    Yankee 500 comes to mind.
    #17