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Clutch Cover Removal Questions

Posted: Tue Nov 10, 2009 11:24 pm
by ericfreeman
I'd like to remove and polish my '79's clutch cover this winter. The clearcoat has deteriorated and the metal underneath is in desperate need of a good polishing. From the Service Manual, it sounds like I can pull the entire cover off without disturbing the timing pickups, but I'm not sure how this is done. I haven't looked inside the timing cover yet but I assume there is a rotor of some kind along with an oil seal. Any advice would be very much appreciated before I tackle this job. Yes, I have all the new gaskets on hand.

Eric

Posted: Wed Nov 11, 2009 12:24 am
by CBXRoger
First, drain the oil and be prepared for some to run out when you pull the cover. You have to remove the clutch release cable and the wiring that comes from the timing unit.

The shop manual calls for removing the right exhaust pipes, but many CBX'er and I have pulled the clutch cover without removing the exhaust.

You may want to upgrade the clutch basket while the cover is off, to eliminate the clutch basket rattle that is common on '79's. Also check the steel clutch discs for flatness.

Sounds like a good winter project.

Posted: Thu Nov 12, 2009 7:15 pm
by daves79x
Eric:
Just loosen the pipe at the rear mount and at the finned collars. The pipe will drop enough to get the cover bolts out. Don't worry about disturbing the timing - it's easy to re-time. Just take out each component separately. Make sure the pulser shaft seal is good and also the o-ring on the end of the shaft where it presses into the primary shaft. Don't be surprised if some of the bottom bolts on the cover come out very hard. They will snap, but are easy enough to drill out. You should have the proper tool to remove the clutch nut if you are going to inspect that.

You can remove the cover without losing any oil if you put the bike on the sidestand. But if you need to change the oil anyway, go ahead and drain it.

Dave

Posted: Thu Nov 12, 2009 11:03 pm
by ericfreeman
Thanks guys, I appreciate the advice. Sounds like a pretty easy job and I'm looking forward to a shiny clutch cover!

Eric

Posted: Fri Nov 13, 2009 12:30 am
by CBXRoger
The quality of the aluminum in the CBX is of high quality and polishes well. You will enjoy the looks after polishing the clutch cover and will be looking at the alternator, the carb tops, crank end caps, cam end caps, as items to polish during the long winter.

Posted: Fri Nov 13, 2009 8:33 am
by Z Grand
They do polish up to an almost chrome-like finish. I didn't have the tools or the patience to do it myself, so I took mine to a professional polishing shop. They did a great job (notice the reflection of the clouds in the cover).

Image

Posted: Fri Nov 13, 2009 8:45 am
by EMS
Geez.... :shock: I have to wear sunglasses to look at that picture 8)