Author Topic: KX 500 1983 pipe Help  (Read 8291 times)

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suzuki43

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KX 500 1983 pipe Help
« on: August 13, 2010, 01:40:13 pm »
Surely someone has one of these in Victoria??....(as seen on Marks swapmeet)

Hello all , i need some help if you can. Would any one in the LA.CA. area have a complete KX500 1983 with a good original pipe and silencer for sale or hire , as i have a need for one to fabricate some pipes for this model. I can arrange transport . I have a local reliable honest guy to oversee all of this and some one coming over from Australia soon to help as well. My research has shown there is no aftermarket pipes available for this model, and hope to have a quantity made. Any help or feed back (world wide) would be geatly appreciated .
cheers Robin Gregory
     Robin Gregory
Traralgon, Victoria, Australia
 


TT

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Re: KX 500 1983 pipe Help
« Reply #1 on: August 13, 2010, 01:51:35 pm »
I'm pretty sure Geoff Morris Concepts has done pipes for these. He's near Broadford Vic.
And you won't find better workmanship anywhere.  ;)

Offline Stevo17

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Re: KX 500 1983 pipe Help
« Reply #2 on: August 13, 2010, 06:28:55 pm »
Yes GMC has made a pipe for the KX500A1.  I have seen it and it looks sensational, as do all his pipes.  He has it all jigged and ready to go.

Offline JohnnyO

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Re: KX 500 1983 pipe Help
« Reply #3 on: August 13, 2010, 07:13:47 pm »
I've got a GMC pipe on my '84 KX500 (which is the same as the '83 pipe) and it's a beautiful piece of work.. it looks like a 'factory' pipe.

Offline BAHNZY

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Re: KX 500 1983 pipe Help
« Reply #4 on: August 13, 2010, 08:39:26 pm »
John,
I think someone had told you a furphy. The 83 & 84 pipes are very different. The stinger diameter is different by 2 maybe 3 mm. The fitting into the head is completely different between them and don't interchange. An 84 engine and pipe will fit the 83 frame and vice versa, but not individual parts. When i first discussed this with Geoff about 18 months ago i think that he was going to come up with a solution that would allow his pipe to fit either bike, i just don't know how he achieved it, perhaps he will see this and give us an explanation.

Rod
Rod (BAHNZY) Bahn

Offline JohnnyO

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Re: KX 500 1983 pipe Help
« Reply #5 on: August 13, 2010, 09:21:01 pm »
Rod i thought geoff told me the pipe he made for my bike would fit either but i may be wrong?

Offline holeshot buddy

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Re: KX 500 1983 pipe Help
« Reply #6 on: August 13, 2010, 09:47:09 pm »
bahnsy is right 83 and 84 different
84 pipe a bit fatter but follows same lines as 83
just has different fitting on barrel as rod said ;)
follow me to first turn

Offline BAHNZY

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Re: KX 500 1983 pipe Help
« Reply #7 on: August 13, 2010, 10:10:08 pm »
If my memory serves me well, Geoff was going to put some thought into being able to produce a pipe that would fit either bike with small mods, im just not sure how he achieved it.
Rod (BAHNZY) Bahn

Offline GMC

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Re: KX 500 1983 pipe Help
« Reply #8 on: August 14, 2010, 10:50:33 am »
Primarily the pipes are the same fitment with the exception of....
# Engine spigot, 84 has O-ring grooves, 83 doesn't, otherwise are the same size
# stinger dia.  - 84 is larger.

I can build either spec. out of the same jig.

I have made the prediction though that most will want the 84 spec. stinger to run with modern mufflers.

I jigged this pipe from my 83 and it seems the 4th pipe I have built has fitted Johnnys 84 OK.
Pipes 2 & 3 I haven't heard from so I assume they have fitted OK
But pipe No 1 has come back claiming to not fit quite right allthough it fits back in the jig as snug as any of the others.
I'm at a bit of a loss as to why and I'm wondering if he had the proper mounts. I have some overseas orders for these pipes that I have put on hold until I can be sure what the problem is.

Is their anyone close to Broadford with  KX 500 that I could come to and check the fitting of this pipe?  Mine is a basket case without plastics so judgement is a bit iffy and the guys that I know have one are all a cut lunch drive away.
G.M.C.  Bringing the past into the future

Shock horror, its here at last...
www.geoffmorrisconcepts.com

For the latest in GMC news...
http://www.geoffmorrisconcepts.com/8/news/

Offline Davey Crocket

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Re: KX 500 1983 pipe Help
« Reply #9 on: August 14, 2010, 11:13:40 am »
Hows me RM pipe coming along?.
QVMX.....Australia's #1 VMX club......leading the way.

Offline GMC

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Re: KX 500 1983 pipe Help
« Reply #10 on: August 14, 2010, 11:22:03 am »
Hows me RM pipe coming along?.

Wait your turn young Davey.
I just pushed a PE 400 pipe out the door last night, young Frosty was lucky he didn't burn his hands on the welds when he picked it up :D
And I'm sure a guy has been waiting for his KDX 175 pipe longer than you ;D
G.M.C.  Bringing the past into the future

Shock horror, its here at last...
www.geoffmorrisconcepts.com

For the latest in GMC news...
http://www.geoffmorrisconcepts.com/8/news/

Offline ghostrider

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Re: KX 500 1983 pipe Help
« Reply #11 on: August 14, 2010, 08:44:34 pm »
GMC, Is it possible for you to post a picture of the 83/84 pipe ?,,many thanks

Offline Davey Crocket

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Re: KX 500 1983 pipe Help
« Reply #12 on: August 14, 2010, 08:56:06 pm »
Stuff the KDX blokes pipe.....I know he aint ever gonna pay ya.....and he has a fat arse..... ;D
QVMX.....Australia's #1 VMX club......leading the way.

Offline GMC

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Re: KX 500 1983 pipe Help
« Reply #13 on: August 14, 2010, 09:30:31 pm »
and he has a fat arse..... ;D

The fact that you notice such things is sure to make me nervous in your presence,
and besides, it was just what I was wearing that makes it seem that way ;D

G.M.C.  Bringing the past into the future

Shock horror, its here at last...
www.geoffmorrisconcepts.com

For the latest in GMC news...
http://www.geoffmorrisconcepts.com/8/news/

Offline Davey Crocket

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Re: KX 500 1983 pipe Help
« Reply #14 on: August 14, 2010, 09:41:09 pm »
That looks too big for me RM?....maybe it was the wide angle lense?
QVMX.....Australia's #1 VMX club......leading the way.