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ISO RK 250cc chain, pic... Peter LeDuc to the courtesy phone

Discussion in '2-Stroke Machines' started by uswjmc22, Dec 1, 2018.

  1. uswjmc22

    uswjmc22 Obfusc8

    Anyone? 120 link, possibly out of production?
    IMG_0004.JPG
     
  2. mattology

    mattology Well-Known Member

    i'm wondering what's so special about that chain? not trying to sound condescending, i am genuinely ignorant to 250Gp specific chains
     
  3. tgold

    tgold Well-Known Member

    Lighter than your usual 520 chain. Less tensile strength too.
     
  4. uswjmc22

    uswjmc22 Obfusc8

    just to clarify: I'm LOOKING for this chain, not selling one :D

    Chain is/was made specifically for 250cc e.g. TZ, RS; yep, lighter, less tensile strength;
    Paging Peter: a little birdy told me you just took delivery on an example.
     
  5. peterleduc

    peterleduc Well-Known Member

    https://japan.webike.net/products/21423519.html

    I purchased the WG520TRU chain, current production but it looks like you'll need to purchase 126 lengths to make it work. $102 USD plus shipping.

    From the website;
    It is a super method which RK releases in order to withdraw the acceleration performance which the limited power unit of 250cc can have without excessively regardless of the ultimate specification which contributed to the acquisition of many titles regardless of the 4-stroke 2-stroke 250cc strike and to supports the riding of Works NSR250R and TZ250.

    Good luck Jeff,
     
  6. 90kacoupe

    90kacoupe Novice seeking Help

    How much lighter are we talking? I have never seen one of these chains.
     
  7. mattology

    mattology Well-Known Member

    interested in how it is compared to the DID 520ERS2
     
  8. SpeedWerks Racing

    SpeedWerks Racing Well-Known Member

    ck out the DID VT narrow T-Ring
     

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