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1975 KZ 900 , ZRX Swingarm, 89 GSXR front end 29 Oct 2013 22:36 #611581

  • tk11b40
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Current state.
Suzuki GSXR 750 slabside
Ducati S4R
Husqvarna FE 350s
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1975 KZ 900 , ZRX Swingarm, 89 GSXR front end 30 Oct 2013 11:27 #611610

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SeattleKZ wrote: Cool thanks man. Unread skittle but of this thread and saw that aligning all that stuff can be a challenge but it's good for me somebody already did it. :)


If you ping Leon (531BlackSheep) I think he is making a shaft I designed to slide the ZRX swinger in place in the KZ chassis. Just need to slice about 1/8" off the right hand side of the swinger pivot tube and push the seal in until it is flush. Slide this shaft in place and run two grade eight 5/8" bolts in from either side and your done. Then comes chain alignment....

Cory
2008 Kawasaki Concours 14
1999 Kawasaki ZRX1100
1976 Kawasaki KZ900

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1975 KZ 900 , ZRX Swingarm, 89 GSXR front end 01 Dec 2013 06:21 #614510

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Well my good buddy Dunnell has talked me into putting exhaust on my Ducati, this will EAT the flatslide carb money for the KZ. Ducati does not make it easy, you have to re-flash ECU, add a power commander, and Dyno the bike to get the most out of a header.



This should kill track days on the R6 and the KZ project for a few months.

I am betting this is the longest running KZ project in history. I have refurbished at least three other bikes while the KZ project has been going on. Not to mention basically resto-modding the S2 Gixxer.

Looks like I will be pulling the stock KZ carbs and taking a second look at why the number 4 carb is jacked up.

Here is an interesting site if you love the KZ:



sbkfactory.com/
Suzuki GSXR 750 slabside
Ducati S4R
Husqvarna FE 350s
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1975 KZ 900 , ZRX Swingarm, 89 GSXR front end 27 Dec 2013 01:51 #616498

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While I am waiting for parts and cash..
Here is a little video my buddy Dave made of a ride we did last spring on the Playa in Nevada...

Suzuki GSXR 750 slabside
Ducati S4R
Husqvarna FE 350s

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1975 KZ 900 , ZRX Swingarm, 89 GSXR front end 24 Mar 2014 22:54 #626461

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Question:

Flatslide or smoothbores?
I am ready to purchase one or the other, any of you have a recommendation?
Suzuki GSXR 750 slabside
Ducati S4R
Husqvarna FE 350s

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1975 KZ 900 , ZRX Swingarm, 89 GSXR front end 25 Mar 2014 07:52 #626494

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either are a major improvement.
do you like the old skool look =roundslides
or the modern high tech look = flatslides

to me that is the main thing.

flatslide reportedly "clack"at idle do to the slide getting pulled to the front of the slide bores by intake pressure .
hth,
leon
skiatook,oklahoma 1980 z1r,1978 kz 1000 z1r x 3,
1976 kz 900 x 3
i make what i can,and save the rest!

billybiltit.blogspot.com/

www.kzrider.com/forum/5-chassis/325862-triple-tree-custom-work

kzrider.com/forum/5-chassis/294594-frame-bracing?limitstart=0

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1975 KZ 900 , ZRX Swingarm, 89 GSXR front end 25 Mar 2014 08:05 #626500

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531blackbanshee wrote: ... flatslide reportedly "clack"at idle do to the slide getting pulled to the front of the slide bores by intake pressure....


For more info and comparisons about Rattlekunis and Clackslides:

www.kzrider.com/forum/3-carburetor/22013...l=component&type=raw

69.46.28.106/forum/3-carburetor/413628-w...l=component&type=raw

Good Fortune! :)
1973 Z1
KZ900 LTD

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1975 KZ 900 , ZRX Swingarm, 89 GSXR front end 25 Mar 2014 10:21 #626523

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I bought a new set of 34 flatslides and couldn't stand the clacking. I think better tuning would have limited the noise but I just gave up and went back to my 33 smoothbores. I really didn't like the sound. My head is ported and I have larger valves and I hear that makes the clacking worse...don't know. I bought a nice set of 35mm Keihin roundslide smoothbores that I hope to try soon. Lots of others love the flatslides...and they are supposed to be much easier to tune.

Just wanted to give you my $.02
The Kaw List:
Current: 79 KZ1000 A3 MKII, 78 KZ1000 A2, 78 KZ1000 Z1-R, 78 KZ650 SR, 80 KE175
Former: 03 KLX400SR, 99 ZRX1000, 82 KZ750 LTD, 80 KZ1000 A4 MKII, 80 KZ1000 LTD, 78 KZ1000 A2, 74 H-2 750 Triple, 78 KL250

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1975 KZ 900 , ZRX Swingarm, 89 GSXR front end 25 Mar 2014 20:47 #626613

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Excellent feedback MORE MORE MORE !!

Thank you, I did not know they made noise at idle, and can see that making me nutty. I am not against the flat slides yet, especially if easier to tune.

This forum is so cool, almost anything you can think of has been done already by somebody on the forum. I finally have the title, and just need carbs, I have had the thing running several times, but each time something strange happens with the carbs, this seal or that needle, etc.
Gonna spend the money on new carbs, and 900 bucks is a lot, so the more info the better. I will read the comparison.

Thank you !!
Suzuki GSXR 750 slabside
Ducati S4R
Husqvarna FE 350s

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1975 KZ 900 , ZRX Swingarm, 89 GSXR front end 26 Mar 2014 04:25 #626624

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tk11b40 wrote: ...had the thing running several times, but each time something strange happens with the carbs, this seal or that needle, etc.
Gonna spend the money on new carbs, and 900 bucks is a lot, so the more info the better....

New carbs also have seals and needles, etc., that likely will sooner or later require some attention.

It's often the case that a set of carbs may be returned to serviceable condition, and perhaps at relatively small cost.

What's wrong with the carbs at hand?

Good Fortune! :)
1973 Z1
KZ900 LTD

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1975 KZ 900 , ZRX Swingarm, 89 GSXR front end 31 Mar 2014 23:05 #627367

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Mikuni RS 34mm flatslides are going on order tomorrow.
The old carbs are ok, but I am just tired of screwing with them.

dynoman.net/carb/mikuniRS2.html
Suzuki GSXR 750 slabside
Ducati S4R
Husqvarna FE 350s

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1975 KZ 900 , ZRX Swingarm, 89 GSXR front end 01 Apr 2014 06:15 #627388

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Cool, you'll have to let us know how it turns out. I am putting my engine back together with 1015 pistons and APE 410 cams. I am going to use the stock carbs for now but I want a bigger set.

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