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  1. W

    Xs 650 engine serial number issue

    I thought the same thing that picture is older I had taken it all back apart and had the old welds ground out and re done other than the neck I still need that part redone but the previous owner tried to braze the whole frame witch I really didn’t trust.(the most recent is with the black tank on...
  2. W

    Xs 650 engine serial number issue

    I wil, thank you.
  3. W

    Xs 650 engine serial number issue

    So I need add some extra support between the fuel tank and front of the frame?
  4. W

    Xs 650 engine serial number issue

    If I don’t run a top motor mount would that effect the way it runs/rides at all?
  5. W

    Xs 650 engine serial number issue

    Yes it is 2fo-157781
  6. W

    Xs 650 engine serial number issue

    That you so much, that is very appreciated. That actually helps me a lot
  7. W

    Xs 650 engine serial number issue

    The full engine number is the 2fo-212558. The frame has been chopped so I don’t have any pictures of the swing arm or the battery box. But I have these tell me if I need more or more specific ones.
  8. W

    Xs 650 engine serial number issue

    The full engine number is the 2fo-212558. The frame has been chopped so I don’t have any pictures of the swing arm or the battery box. But I have these tell me if I need more or more specific ones.
  9. W

    Xs 650 engine serial number issue

    It has points system and rear drum brake and idk about the wheels it didn’t have the original ones and I bought the top motor mount and it didn’t fit from what I found is there was two different types of those mounts over the years. Thank you guys
  10. W

    Xs 650 engine serial number issue

    So I bought a 1979 Yamaha xs650 I was ordering parts for it and attempted to install them but the 1979 parts where not correct from what I read on here the frame serial and engine serial should start the same mine are different and I havnt been able to find anything related to this serial number...
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