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How long is long enough Kz 550?

  • _CrazyHorse_
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06 Sep 2006 20:06 #74999 by _CrazyHorse_
How long is long enough Kz 550? was created by _CrazyHorse_
O.K. After getting my electrical issues under a collar for now,"knock on wood", I have ran about everything you can run through my carbs from carb and choke cleaner to gas treatment, except Old Milwaukee Light and they still can't cough up any phlem. It's been a couple of months or so and I have ran about six to ten gallons of gas through it, replaced the plugs, and changed the oil. It's my first ever motorcycle and I love it really I do. I am seriously thinking of removing my carbs and cleaning maybe even more. How long is long enough to realize they aren't going to get any better? I am a completely new rider but I can do my own maintenance if I have to. My no. 1 and no. 4 carbs are the main problems. When it is cold it has to be started with choke and ran for a minute or two until it hits it's rythym. This bike while I have owned it had a sputter in these carbs spitting and having a sucking sound. Sometimes when I start it I can hold my hand over no. 4 and it seems to get to running better. Sometimes it spits out gas.
While buying this bike for miniscule amounts of money, friends who downright lied to me, and the cat and dog chase for the title I have had to go through everyone seems to think I got this bike well worth my money x5. Now the previous owner cut the airbox off with a sawzall to get to the carbs and in the process cut everything into... wires and all. All the hoses were gone and anything associated with the airbox was gone. Gringo helped me out with a filter issue and I put it to rest for the time being. I have alot of work to do but not a whole lot if you know what I mean. I have my ebay manual I bought and the fog ain't as thick as it was. I am going to put fuel filters on most definately.There are many tests to do but an 82 Kawi needs some love.

:kiss: :kiss:

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06 Sep 2006 20:16 #75001 by ScottZ
Replied by ScottZ on topic How long is long enough Kz 550?
Have you run any 44k thru it?

www.bgprod.com/products/fuelair.html

A lot of people I know say that it is the only fuel treatment that actually seems to work.

Post edited by: ScottZ, at: 2006/09/06 23:17

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06 Sep 2006 20:31 #75004 by apeman
Replied by apeman on topic How long is long enough Kz 550?
Crazyhorse,

Something about your comments triggered a thought for me. You say that the problem is on #1 & 4. Those two cylinders share the same coil and ignition pickup. You may have a weak ignition rather than a carb problem. Check your voltage to each of the coils. If it is less than 12v, you should consider doing the coil relay upgrade that wiredgeorge has written about. It will cost you a total of about $5, and will eliminate the weak spark problem. Of course, you should check all the ignition wiring connections while you are at it. Sometimes it is not the forest, it is a different tree.
/

Petaluma and Truckee, CA -- member since Jan. 23, 2003;
PREVIOUS KZs: 1980 KZ750H with 108,000 miles; 1980 KZ750E with 28,000 miles; and KZ750H street/cafe project, all sold a few years back.

This is what I do for fun, not for work. It is art, with a little engineering thrown in.

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07 Sep 2006 05:16 #75045 by cnyl
Replied by cnyl on topic How long is long enough Kz 550?
apeman wrote:

Crazyhorse,

Something about your comments triggered a thought for me. You say that the problem is on #1 & 4. Those two cylinders share the same coil and ignition pickup. You may have a weak ignition rather than a carb problem. Check your voltage to each of the coils. If it is less than 12v, you should consider doing the coil relay upgrade that wiredgeorge has written about. It will cost you a total of about $5, and will eliminate the weak spark problem. Of course, you should check all the ignition wiring connections while you are at it. Sometimes it is not the forest, it is a different tree.
/


Do you have a link to that write up?

1982 KZ1000 M2 CSR
North Port, FL

Check out my band
www.myspace.com/tukrhill

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07 Sep 2006 08:11 #75088 by fishbone1

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07 Sep 2006 17:23 #75170 by _CrazyHorse_
Replied by _CrazyHorse_ on topic How long is long enough Kz 550?
I didn't get to check the voltage on the coil, but as I was looking I noticed that the no 3 pipe was not that hot like the others. After a little idling I threw water on each of them and it bounced off all but the no. 3. Could and should plug wires be replaced with new ones? I'm going to test the coil when I borrow a voltage meter.

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07 Sep 2006 17:49 #75175 by cnyl
Replied by cnyl on topic How long is long enough Kz 550?
Thanks fish;)

1982 KZ1000 M2 CSR
North Port, FL

Check out my band
www.myspace.com/tukrhill

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07 Sep 2006 20:12 #75198 by fishbone1
Replied by fishbone1 on topic How long is long enough Kz 550?
Your welcome.

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11 Sep 2006 08:33 #75871 by Trav
Replied by Trav on topic How long is long enough Kz 550?
Well don't go jumping around like crazy, that's how things never get solved.. just confused.

You were talking about your problem being 1&4 (which may have just been a guess) but now you are thinking it's 3 that's giving you a problem (and a cold exhaust pipe is a good indication).

I think there may be more than one simple answer.

I would pull all the plugs out and lay them on the cylinder head so they are grounded, and crank the engine as though you were going to start it. It helps to do this is a shady or darkened garage, because you want to see if the spark plugs are sparking. They should all have fat purple/blue sparks. If only one of them doesn't spark like the others (say, #3) then swap the one that's not working with one that is and see if the problem moves or if it stays. If it moves, the plug is bad. If it doesn't and it's only one, it's probably the wire. If 1&4 or 2&3 are poor together, its probably the coil.

Most 550's are 'cold-natured' and take a minute or two to warm up. Even if you get everything else right, that might still be the case so don't worry about that too much. However I think there some other things at play here.

If you are running the bike with no filters at all, that is a problem right there. Not so much that there is no filter (although you should have one) but having a modified/removed airbox, pods, velocity stacks, whatever- usually requires jetting changes to run properly.

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