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  1. K

    Altitude throttle response

    Sorry I live in Northern Alberta. And my throttle response at operating temperature makes the bike die. I am at around 3000 ft above sea level. Any thoughts please.
  2. K

    Altitude throttle response

    I live in northern Alberta.
  3. K

    Rpm to gear

    Ok ty
  4. K

    Rpm to gear

    110 kmph
  5. K

    Rpm to gear

    Just wondering if anyone is running around 5000 rpm when in 5th gear? Seems a little too high.
  6. K

    Update on the '78 CB750A project

    I went with cruiser style bars on my 1980 cb750f plus I think any bike wrecker with old bike parts might be able to help with your front forks. The only problem will be extending the throttle cables and the brake lines when you decide on which bars you go with, planning for that will save you...
  7. K

    Jumped into the deep end

    What year is your ride mine a 1980
  8. K

    Jumped into the deep end

    Classic 750 online will have most of what you need but try and save those carbs. They can get expensive trying to replace them. My CB740f was a three year project and this season I will be enjoying the ride that I spent so much time on. Also get your gas tank lined it will cost a bit but it is...
  9. K

    Changing spark plug wires

    I had to take my wires off to check continuety and found a neat trick. To put them back on the coils, undo the two bolts. Taking the rear one out completely and just loosen the front one and voila it swings out. Plenty of room to get the new ones on.
  10. K

    Help needed separating engine section

    When I did my head on my 750 f. It finally came apart when I tapped a screwdriver between the separate sides of the head and cylinder and pried it up that way . Ruined the head gasket but it got the head off.
  11. K

    Cam lobes

    Oh thank you
  12. K

    Cam lobes

    In the book I have , it says that both 1 and 4 cylinder intake and exhaust cam lobes are supposed to be pointed to the spark plug! This when removing cam shafts. But when it is being installed, the cams. It says only number 1 cylinder cam lobes(intake and exhaust) are supposed to be pointed to...
  13. K

    Hard start

    I am guessing bad fuel?
  14. K

    Hard start

    Rebuilt twice readjusted the pilot screws to spec checked the float bowls all working properly
  15. K

    Hard start

    Got everything together and a new battery but it won’t fire at a low idle unless I totally block the intake to get fuel into the chamber 1980 CB750f Need help to diagnose this problem Has spark, fuel and compression Brand new battery Northern climate in Edson Alberta
  16. K

    Valve shim size

    I did a top end rebuild on my bike. I had to go down to 260 or 265 thickness to get my shims to fit but it was worth the math I had to do. Just remember that the clearance is.002 to .005. Use the smallest shim in thickness to determine what thickness you need for each valve. It takes a bit but...
  17. K

    Let's see your CB750

    Yr two of trying to get it on the road because central Alberta has a short riding season
  18. K

    Let's see your CB750

  19. K

    Valve shims

    Ok thanks for the info
  20. K

    Valve shims

    Nope timing is good but I have blow back through the carb so the valves are not sealing, so after thinking about the rebuild . I did not check the shim clearance. So I am waiting for the tool to get here and I will check all 16 shims. Probably will have to get some different shims. Still looking...
  21. K

    Valve shims

    Well I suspect that the job will take 4 hours then waiting for the parts to arrive lol for got to keep the camshafts with the head when the valves got regrounded so they could replace the shims (head slap) lol
  22. K

    Valve shims

    How long would it be with the tool approximately
  23. K

    Valve shims

    I have a 1980 CB750F have spark and fuel plus it has the top end rebuilt. But it seems that it pushes air back through the carb before the intake stroke. Everything is pointing towards the valve shims. Just wondering if it is easy to change the shims while the engine is still in the frame...
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