starter clutch round 2

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11 Sep 2012 02:38 #547969 by d40265
starter clutch round 2 was created by d40265
Well I'll start with I'm new to this so bare with me. I have a Frankensteined 1981 h1 csr. I have replaced the starter clutch parts to include springs and those cylinder looking things. I'm still having the same problem of it catching for 1 to 2 rotation, then letting go. I believe the problem now to be the actually starter gear on the secondary shaft. I need the wisdom of some kz gear heads to confirm my diagnoses. It's a 650cc

1977 kz650 C1, 1981 kz650 H1, 1970 Honda Cl-100

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11 Sep 2012 08:33 #547980 by 650ed
Replied by 650ed on topic starter clutch round 2
You're probably correct. The good news is that the starter gear is still an "Active" part so is available from Kawasaki. Ronayers.com lists it at $45. Ed

1977 KZ650-C1 Original Owner - Stock (with additional invisible FIAMM horn)
The following user(s) said Thank You: d40265

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11 Sep 2012 23:16 #548158 by MFolks
Replied by MFolks on topic starter clutch round 2
Over Running Starter Clutch Repair On the Older, Bigger 4’S

1. When preparing to repair the starter over running clutch have a few items on hand:

A. New alternator cover gasket.
B. New springs (3).
C. New spring caps (3).
D. New rollers (3).

2. If possible, put the motorcycle on the center stand and tilt to the right to reduce the oil volume in the alternator cover.

3. Place an oil catch pan under the left side of the engine to collect what small amount of oil that will escape when the alternator cover is removed.

4. Remove the foot shifter lever, left foot peg assembly and the sprocket cover.

5. Some Kawasaki’s have socket head cap screws(Allen type) and others may have fasteners with a Phillips type. If the latter is there, a # 3 bit seems to work the best for removal.

6. Remove the alternator cover and take care with the three wires coming from the alternator stator. These are the voltage supply wires for the motorcycle. Rest the cover on some newspaper or rags to prevent damage.

7. The magnetic Rotor or flywheel will probably require a removal bolt or puller. NOTE, SOME ENGINES HAVE LEFT HAND THREADS ON THE ROTOR!!

8. The over running clutch is bolted to the back of the rotor with three Allen head fasteners.

9. Separate the rotor from the over running clutch and inspect for damage in the springs, rollers, and spring caps. Replace any worn parts.

10. Re-assemble in reverse order taking care when re-installing the Alternator cover not to pinch any wires. If the cover will not re-install without force, check before any damage occurs.

11.One caution. These tend to get the skips and have difficulty with the one way clutch on the starter holding once they have been taken apart if the old parts are reused. They may not look that worn, but as a matter of course I would replace the entire part # 13193-1006 and part # 92026-112.

12.Also, if you presently have a follow-on rattle or growl once the bike has started take a good look at the starter motor gear, Part # 21167-002, and the pin on which it rotates. That gear and pin tends to wear the center bearing surface after only thirty or so years and then cocks under load and puts the starter clutch assembly in a bind causing it to skip or rattle. One problem looks like the other.

13.Use assembly lube when putting the starter gear back together with the pin.

14. Read this procedure from Red Line Cycle:
redlinecycle.com/Starter%20Clutch%20Tech.html
(It may show a blank page, but information is there).


15. A video on how to do this repair:

1982 GPZ1100 B2
General Dynamics/Convair 1983-1993
GLCM BGM-109 Tomahawk, AGM-129A Advanced Cruise Missile (ACM)

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11 Sep 2012 23:35 #548165 by 650ed
Replied by 650ed on topic starter clutch round 2
Here's a pic of a guy's KZ650 starter gear that was causing him a problem. You can see how the surface has been damaged over years of use. Rather than a smooth surface it has ridges. When new the surface is smooth. Ed

Attachment 00000_2012-09-11-2.jpg not found


1977 KZ650-C1 Original Owner - Stock (with additional invisible FIAMM horn)
Attachments:

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12 Sep 2012 00:49 #548189 by d40265
Replied by d40265 on topic starter clutch round 2
650ed my starter gear looked worse then that. I will be ordering a new one soon to replace. Thanks for the feed back. Hopefully I'll have this custom rebuild done soon.

1977 kz650 C1, 1981 kz650 H1, 1970 Honda Cl-100

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29 Jan 2014 05:49 #620433 by d40265
Replied by d40265 on topic starter clutch round 3
I have now replaced both the starter clutch springs and cyclinders. Plus iv replaced the starter gear in hopes of fixing my starting problem. The engine still turns over once or twice and starts making a grinding nose. So starting is a chore. Is there any other ideas on what I could tighten or replace?

1977 kz650 C1, 1981 kz650 H1, 1970 Honda Cl-100

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29 Jan 2014 06:04 - 29 Jan 2014 13:18 #620437 by daveo
Replied by daveo on topic starter clutch round 3

d40265 wrote: I have now replaced both the starter clutch springs and cyclinders. Plus iv replaced the starter gear in hopes of fixing my starting problem. The engine still turns over once or twice and starts making a grinding nose. So starting is a chore. Is there any other ideas on what I could tighten or replace?


Just maybe the machined tracks in the starter-clutch body are worn beyond the point where they can get-a-grip.
I went through one with new rollers, springs and pins...only to pull it soon after and replace the whole thing with a NOS new one. Problem solved.

If you should need parts, post what you are looking for in the classified "WANTED" section.

1982 KZ1100-A2

Last edit: 29 Jan 2014 13:18 by daveo. Reason: add text.

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