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Type: Posts; User: baldjeff

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  1. Replies
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    Thanks AMC. I should've been more specific with...

    Thanks AMC. I should've been more specific with my question. I don't have access to the original harness so I can't tell which wire connected to which connector. Do you know which is the upper left,...
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    Starter Solenoid Help

    Hi all, I'm rewiring my '81 CB750C. I just got to the starter solenoid, which I assume is the original, OEM unit. I see the 4 male connectors go to the reg/rec, starter switch, ignition switch, and...
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    Exhaust Valve Leak After Top End Rebuild

    Thanks to all you wonderful people on this forum I've finally rebuilt my engine. I was super methodical to ensure I didn't make any more mistakes upon reassembly. Now that it's all together there are...
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    Thanks AMC. I took the retainer back off and...

    Thanks AMC. I took the retainer back off and backed out the bearing on that side slightly. It seems to have loosened everything up so the opposite bearing now moves freely, the spacer moves, and the...
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    Bearings questions

    Hi all, I have a couple bearing questions. I just installed my new steering stem bearings and I cant seem to get them seated all the way. I have the motion pro steering stem bearing driver and I'm...
  6. Much better! Thanks AMC! I went with your pacing...

    Much better! Thanks AMC! I went with your pacing and it looks good to me..
    9415
  7. Not getting cross hatching when cylinder honing

    Hi guys, I just tried to hone my cylinders but I wasn't getting 45 degree cross hatching so I stopped. It looks flatter, closer to 120 degrees. Why is that? Am I not moving the hone in and out fast...
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    Thanks for the advice guys. @AMC are these the...

    Thanks for the advice guys. @AMC are these the ones you were talking about? https://www.harborfreight.com/12-piece-precision-needle-file-set-4614.html
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    Hi all, I'm about to reassemble my engine and I...

    Hi all, I'm about to reassemble my engine and I nicked up the base gasket surface. Should I use sealant in my specific case? I have some Hondabond but I was told its only for metal to metal surfaces?...
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    Thanks AMC!

    Thanks AMC!
  11. Replies
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    670

    What is an alternator carbon brush?

    Hi all, I removed the alternator cover to polish it and "brush B" seems to have snapped off. What does it do? It seems like a switch or a button but I'm not sure. Is it sufficient to super glue it...
  12. Brake Master Cylinder, Rebuild or Replace?

    hi all, is there a strong argument for either rebuilding or replacing the OEM brake master cylinder on my cb750 DOHC? Thanks.
  13. Yes, having read lots of your previous posts I...

    Yes, having read lots of your previous posts I have been super diligent about organization. I have a couple of 8 section bins already labeled for the valve pieces and I have the lifters and shims...
  14. 1981 CB750C Engine Rebuild Random Questions

    Hi all, if you've seen my other posts you know I started with inconsistent compression across all 4 cylinders. AMC kindly advised to adjust my clearances but digging a little deeper I found a leak in...
  15. Thanks for all the help so far! So I don't have...

    Thanks for all the help so far! So I don't have to worry about any other damage? Should I just proceed to order the required shims as I previously measured them and disregard the new lower...
  16. FFS, it was such a pain to get all the shims back...

    FFS, it was such a pain to get all the shims back in but they all look properly seated. I double and triple checked every one before turning the crank. After they were all in I rotated it a few times...
  17. I don't think its bent. Clearances are the same....

    I don't think its bent. Clearances are the same. I would've had to go a full 180 degrees for all of the valves to be in the same position right? Have you ever had a tough time getting the shims back...
  18. View Post

    Ok I know Iím an absolute idiot. I forgot the valve tool on cylinder 1 intake as I turned the crank 90 degrees. Are the valves definitely bent now? There wasnít much resistance, I didnít force it...
  19. Thanks AMC! No clue what I would do without your...

    Thanks AMC! No clue what I would do without your wisdom. So it's not an issue that the lobes are facing different directions? It shows 30k miles on the odo. Should I just go ahead and rebuild the top...
  20. Lobe position on valve clearance check '81 CB750C

    Hi all, I'm in the middle of adjusting the valves on my '81 CB750C. From what I understand the cylinder pairs are supposed to be in line with each other as you rotate the crank right? In other words,...
  21. Wow super informative! thanks for your help!

    Wow super informative! thanks for your help!
  22. Inconsistent compression across all cylinders CB750C DOHC

    Hi all, I'm a new member here. With all this time at home I finally had a chance to get to a couple of projects. I just did a compression test on my '81 CB750C, wet, cold, and I got these results in,...
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