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  1. K

    front fork allen screw spinning

    i want to change a fork seal and the bottom allen bolt just keeps spinning i can feel it with the brass rod, this must mean the damper rod is turning with it. any ideas how to stop this so i can get the allen bolt out
  2. K

    Japanese domestic market 750fz

    i am just wondering if any members of the forum have a 750fz , i would like to ask a few questions because the only info i can get is from the internet and one site says different to another, so it gets confusing
  3. K

    left hand side air box cover

    can someone tell me what these two little threaded sticky out bits are for in the left hand side air box cover? thanks
  4. K

    plug chop for a colour blind geezer

    can i have your thoughts on this plug chop at 2500rpm, number one on the left. after this i gave it a compression test carbs fully open. number 1 100psi number 2 120psi number 3 118psi and 4 145psi
  5. K

    vibration

    i have a 1979 750FZ Japanese domestic market bike with 35000 km on it's clock , i get a bit of vibration over 4000rpm is this normal or should i be thinking valve clearances, carbs or other things? i can live with it but i have mainly owned brit bikes that can shake you bits, i had another 750...
  6. K

    main jet

    i am wanting to know if the main jet has anything to do with cold starting, my 750FZ has 102 main jets but they should be 75's and i find it very difficult to start it in cold weather
  7. K

    DVLA nightmare!!!

    is there anyone on here know how i can satisfy the dreaded DVLA that my japanese domestic market CB750FZ was manufactured in 1979 and the log book has an error from years ago after it was imported to england. i have paid the VJMCC for a dating certificate and the DVLA refuse to accept it. they...
  8. K

    number of teeth

    does anyone here know the correct sprocket sizes for a 1979 JDM 750FZ { five nut rear sprocket }
  9. K

    carb difference

    does anyone know what the difference is between a VB52A carb and a VB52B carb? they look the same to me. my bike is a jap market 750fz and it should be fitted with VB52B's according to what i have found out but has the VB52A's so what is the difference, cheers
  10. K

    swinging arm

    does anyone know the distance between the swinging arm forks where the spindle fits on a cb750fz or any 1979 to 80ish bike, I have a problem now I have changed the wheel bearings and I am left with a large gap that wasn't there . but this is an old metmachex arm I and can't remember if there...
  11. K

    VB52A carbs

    my bike is a 1979 cb750fz JDM model it is fitted with VB52A carbs and a 4 into 1 exhaust and standard air box. all the manuals I have looked at don't mention this model of carb. does any body know if these are the correct carbs although I am not looking for originality . the bike was running...
  12. K

    new member

    i am new here and new to working on Japanese bikes because all the others I have owned never needed work. I am more of a brit bike person and have owned a bsa for 40+ years. the last honda I had was a 750f2 in the early 90's and now because I liked it so much I have dived in and bought another...
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