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Search found 19 matches

by tore
Mon Nov 04, 2024 10:45 am
Forum: Honda Superhawk - CB72 | CB77 | CP77 | CBM72
Topic: Gearchange splines 1964 Super Hawk
Replies: 8
Views: 1099

Re: Gearchange splines 1964 Super Hawk

All splines has lose gears. None of the gears has any friction fit to the splines. Since the gears are move somewhat freely there will be wear on the splines over time. For example the primary gear on the crank shaft is held in place by a spring washer to keep it moving to the sides. The clutch bask...
by tore
Mon Nov 04, 2024 7:02 am
Forum: Honda Superhawk - CB72 | CB77 | CP77 | CBM72
Topic: Parts to fix CB77 upshift 1st to 2nd gear?
Replies: 4
Views: 555

Re: Parts to fix CB77 upshift 1st to 2nd gear?

I would suggest the bushing (no 17) - most likely: https://images.cmsnl.com/img/partslists/honda-cb77-general-export-142683-transmission_bigma000099e08_c314.gif Or maybe the forks (no 2): https://images.cmsnl.com/img/partslists/honda-cb77-general-export-142683-gear-change_bigma000099e09_f85e.gif Apa...
by tore
Mon Oct 28, 2024 3:20 pm
Forum: Honda Superhawk - CB72 | CB77 | CP77 | CBM72
Topic: Baffle removal
Replies: 4
Views: 543

Re: Baffle removal

Dry rust. Soak in diesel for some time and try to lösning the bafflles slowly.
by tore
Mon Oct 28, 2024 8:15 am
Forum: Honda Superhawk - CB72 | CB77 | CP77 | CBM72
Topic: Baffle removal
Replies: 4
Views: 543

Re: Baffle removal

It is usually not a good idea to knock out baffles. The sheet metal in the silencers are fairly thin and may be bent. That causes the baffles to get stuck really hard.

Do you have a picture how it looks?
by tore
Mon Oct 28, 2024 8:04 am
Forum: Honda Superhawk - CB72 | CB77 | CP77 | CBM72
Topic: Kick start bushing
Replies: 10
Views: 3815

Re: Kick start bushing

the no 17 in the picture is of some reason referred as kick start bushing but in reality it is placed on the first and second gear in the gearbox.
by tore
Fri Oct 25, 2024 7:48 am
Forum: Honda Superhawk - CB72 | CB77 | CP77 | CBM72
Topic: First succesfull ride in 40 years!
Replies: 5
Views: 491

Re: First succesfull ride in 40 years!

Switch on the headlight and rev sort of 6k RPM. Switch off the ignition at that stage and you will see a significant voltage spike. I have tried with voltage regulators but most of them are of pretty low quality. The only thing I experienced worked was to install two high power zener diodes on the A...
by tore
Fri Oct 25, 2024 7:36 am
Forum: Honda Superhawk - CB72 | CB77 | CP77 | CBM72
Topic: First succesfull ride in 40 years!
Replies: 5
Views: 491

Re: First succesfull ride in 40 years!

In magneto you get a voltage spike when you switch off the head light and when you switch between low and high beam.




 

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