Kz 1000 exhaust video?

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22 Aug 2013 02:24 #602573 by Beaner242
Kz 1000 exhaust video? was created by Beaner242
I'm looking for a video, if anyone has one of a 1000 with the exhaust cut off at the last weld, right where the cone attaches. I've been debating on cutting mine off but don't want it to be annoyingly loud. A before and after video would be great. If no one knows where to find one I just might have to be the guinea pig.

1982 KZ1000K LTD Chopper

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22 Aug 2013 07:40 #602584 by 650ed
Replied by 650ed on topic Kz 1000 exhaust video?
If it's a stock exhaust I wouldn't cut it. First - if it's in good shape you can probably sell it for enough $$ to cover the cost of an aftermarket pipe. Second, whether it's in good shape or not you may be surprised that the internals are in such a configuration that cutting it does not accomplish your goal. Here's a diagram of the internals of the KZ650 B / C mufflers. Notice there's a lot more going on in there; not just a screened baffle, so if one was to cut it they would end up with a mess. Your stock pipe might have a similar configuration inside. Ed

[IMG

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

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22 Aug 2013 07:57 #602586 by Nebr_Rex
Replied by Nebr_Rex on topic Kz 1000 exhaust video?

Beaner242 wrote: but don't want it to be annoyingly loud.


Think of a top fuel drag car. :woohoo:

2002 ZRX1200R
81 GPz1100
79 KZ1000st daily ride
79 KZ1000mk2 prodject
78 KZ650sr
78 KZ650b
81 KZ750e
80 KZ750ltd
77 KZ400/440 cafe project
76 KZ400/440 Fuel Injected

www.dotheton.com/forum/index.php?topic=39120.0


.

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22 Aug 2013 13:53 #602642 by Beaner242
Replied by Beaner242 on topic Kz 1000 exhaust video?
Thanks Ed, but it is a V&H pipe now. I found one video on youtube but he had a baffle in it so I still dont know how loud it would be. LOL Nebr_Rex I dont think my neighbors will enjoy it at 6:30 am.

1982 KZ1000K LTD Chopper

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22 Aug 2013 15:56 #602653 by 650ed
Replied by 650ed on topic Kz 1000 exhaust video?

Beaner242 wrote: Thanks Ed, but it is a V&H pipe now. I found one video on youtube but he had a baffle in it so I still dont know how loud it would be. LOL Nebr_Rex I dont think my neighbors will enjoy it at 6:30 am.


If you're trying to modify the sound level, and if the V&H has a removable baffle, you might be able to pull it out and modify / test it a little at a time until you get the sound you want.

If the goal isn't really sound related as much as preferring a shorter muffler cutting it might be the only option. If you cut it can the baffle also be shortened so it can still be used to keep the neighbors from going to war?
Ed

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

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22 Aug 2013 16:13 #602656 by DesertKZ
Replied by DesertKZ on topic Kz 1000 exhaust video?
My pipes were dented and acid burned so I cut mine up. According to the diagram above, I made a cut halfway between numbers 1 and 2, cut the end cap off the end (with the pipe that #4 is pointing to) still attached, and welded it on the end. So essentially exhaust is dumped through a small pipe into a chamber, and pushed out through another small pipe through the end cap, which creates a little back pressure.

I love the sound. Loud enough but won't wake the neighbors.

1979 KZ1000 Shaft
1979 CX500C
1975 GT750 Smoker

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22 Aug 2013 17:17 #602665 by sbc1320
Replied by sbc1320 on topic Kz 1000 exhaust video?
I bought the competition baffle for my last 76 KZ900 and it was a Vance and Hines. I am presently looking at a 2" and a 2.5" baffle to replace what I think is a 1.5" that comes in a Kerker. I don't have the bike here yet so I am waiting to see how I like it. Of course this is for the 4 into 1 header and muffler.

1980 KZ1000 LTD-B4(MK II engine) - Progressive suspension, MTC pistons, Dynojet Stage III, all wear items replaced, WFO paint scheme(1978), etc..

Past bikes- 2 1976 Kz900's, 5 1975-76 Honda CB750's, Honda 500 -4, Honda 250, Honda 125, Honda 100, Suzuki RM 250, Honda XL350, Kawasaki KLR 650, etc..

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22 Aug 2013 17:45 #602671 by Beaner242
Replied by Beaner242 on topic Kz 1000 exhaust video?
Well lucky me. I just realized there is a baffle in the basket of parts that came with the bike. Plan is to just cot it off and if its to loud I will figure out a way to make the baffle work or parts of it work anyway.

1982 KZ1000K LTD Chopper

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22 Aug 2013 22:26 #602719 by Patton
Replied by Patton on topic Kz 1000 exhaust video?
V&H baffle should be replaceable without any cutting

The standard baffle may usually be removed and replaced with a competition baffle.



It may be more difficult to remove the existing baffle where it's been fitted long enough to become encrusted in position.

Good Fortune! :)

1973 Z1
KZ900 LTD
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22 Aug 2013 22:38 #602723 by kzz1king
Replied by kzz1king on topic Kz 1000 exhaust video?
I was thinking of runing without the meg on,just right out of the collector. I heard a small 4 cyl 650 yami and it sounded fine at idle. I am just afraid that when I crack it open like I often do it would be an all call to the local LEA. Instead I shortened up an old Mac by taling 6 inches out of the can and another 4 or 5 out of the pipe conecting it to the collector. I am very happy with the looks but have not run it yet.

Attachment DSCN2806_2013-08-22.JPG not found



Wayne

74 Z1 1075, 29 smoothbores, owned and ridden since 1976
Home built KZ1000 turbo setup

www.kzrider.com/forum/11-projects/532476...s-budget-turbo-build

www.kzrider.com/forum/11-projects/532489-74-z-makeover
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23 Aug 2013 00:11 #602736 by Beaner242
Replied by Beaner242 on topic Kz 1000 exhaust video?
Well thanks for all the replys guys. I just went for it tonight and I'm happy to say its not that much louder. Nice rumble at idle and just slightly more rap when gassing it. Now this is just from sitting in the garage. I have not taken it out on the road yet to see how it sounds. I also made a couple short vids of before and after so now others will know also. I cut the pipe right after the las weld on the pipe so the weld bead gives it a nice finished edge. Any questions or suggestions just let me know.

Attachment trim.xPC4d7.MOV not found



Attachment trim.yctraO.MOV not found


1982 KZ1000K LTD Chopper
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