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  1. J

    CB 125 S Keihin carb factory settings.

    Awesome. Cant find my feeler, will let you know how it goes a bit later. Thank you for your help!
  2. J

    CB 125 S Keihin carb factory settings.

    Small screwdriver in cylinder, find tdc?
  3. J

    CB 125 S Keihin carb factory settings.

    Best way to adjust the valves? From what I see a tappet adjustment with feeler?
  4. J

    CB 125 S Keihin carb factory settings.

    Thank you DOHC bikes, an answer that can send me in the right direction.
  5. J

    CB 125 S Keihin carb factory settings.

    You know what I strongly dislike about these forum's? The ignorant rude answers. I have a service manual, and i have a haynes manual, it tells me plenty about jetting, springs, needle valves, choke component's, floats, bowl's, o rings, spacers....the one thing I cant figure out is what that...
  6. J

    CB 125 S Keihin carb factory settings.

    No choke, cold start it does this
  7. J

    CB 125 S Keihin carb factory settings.

    Keep spitting fuel out of whatever that brass hole is on the upper right. No info in factory manual
  8. J

    CB 125 S Keihin carb factory settings.

    Finally getting back to my project. 1975 122mm CB 125s. I found a factory carb from the PO. He had installed a mikuni POS on it. my issue was the bike would not ever start on choke with the crap carb. It would run and Idle fine with the choke off, even on cold days. I got the factory keihin carb...
  9. J

    CB125S project, Carb and compression questions

    Im going to check the points tomorrow, The carb with the filter off yielded the same issues. Thank you for the manual, my other half is ticked that I ran the printer out of ink....lol
  10. J

    CB125S project, Carb and compression questions

    It does have a small aftermarket filter. The bike does the same if you rev it in neutral as if you are driving it. 6500 either way farts out. I did check the engine hot for compression, but I also used an automotive type compression tester with a long hose. I also noticed today that the clutch...
  11. J

    CB125S project, Carb and compression questions

    Bought a 75 cb 125 a couple months back as a project for me and my kiddo. It ran great when I test drove it, did not go off the side road, only brought it up to 5krpm. brought the bike home, and took it for a ride on the main st. and anything above 6500rpm the bike sputters, and stalls. there is...
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