81 GPz550 / ELR
- mjg15
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Re: 81 GPz550 / ELR
27 Sep 2010 18:24
Motor back in. Looks a lot better in person ! case covers have yet to be done, they just have overspray on them.
'80 Z750fx
'81 KZ550A
'81 GPz550's, Too many!
'82 KZ1000R
'82 GPz750
'90 ZR550
Project photo album: s163.photobucket.com/albums/t289/mg15_ph...GPz-ZR550%20project/
s163.photobucket.com/albums/t289/mg15_ph...current=DSC01286.jpg
'81 KZ550A
'81 GPz550's, Too many!
'82 KZ1000R
'82 GPz750
'90 ZR550
Project photo album: s163.photobucket.com/albums/t289/mg15_ph...GPz-ZR550%20project/
s163.photobucket.com/albums/t289/mg15_ph...current=DSC01286.jpg
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- loudhvx
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Re: 81 GPz550 / ELR
27 Sep 2010 18:29
Dang!! You are going to town on that thing. Lookin' great!!!

1981 KZ550 D1 gpz.
Kz550 valve train warning.
Other links.
Kz550 valve train warning.
Other links.
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- mjg15
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Re: 81 GPz550 / ELR
28 Sep 2010 08:46
Thanks Lou,
Just trying to stay ahead of the weather and get the major paint work done before winter. I won't be able to hang my frame from the tree and paint it next month ! Now I have about 6 months til spring to handle all the small details.
I'll be looking for the loudhvx electrical advice when I try to make the ZR electrics fit into the GPz spaces.
Just trying to stay ahead of the weather and get the major paint work done before winter. I won't be able to hang my frame from the tree and paint it next month ! Now I have about 6 months til spring to handle all the small details.
I'll be looking for the loudhvx electrical advice when I try to make the ZR electrics fit into the GPz spaces.
'80 Z750fx
'81 KZ550A
'81 GPz550's, Too many!
'82 KZ1000R
'82 GPz750
'90 ZR550
Project photo album: s163.photobucket.com/albums/t289/mg15_ph...GPz-ZR550%20project/
s163.photobucket.com/albums/t289/mg15_ph...current=DSC01286.jpg
'81 KZ550A
'81 GPz550's, Too many!
'82 KZ1000R
'82 GPz750
'90 ZR550
Project photo album: s163.photobucket.com/albums/t289/mg15_ph...GPz-ZR550%20project/
s163.photobucket.com/albums/t289/mg15_ph...current=DSC01286.jpg
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- loudhvx
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Re: 81 GPz550 / ELR
28 Sep 2010 08:53
mjg15 wrote:
Grind, cut, cram. :laugh: :woohoo: :laugh:
I'll be looking for the loudhvx electrical advice when I try to make the ZR electrics fit into the GPz spaces.
Grind, cut, cram. :laugh: :woohoo: :laugh:
1981 KZ550 D1 gpz.
Kz550 valve train warning.
Other links.
Kz550 valve train warning.
Other links.
Please Log in or Create an account to join the conversation.
- 531blackbanshee
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Re: 81 GPz550 / ELR
28 Sep 2010 10:54
makin some good progress there man.keep us posted,
leon
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
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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- mark1122
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Re: 81 GPz550 / ELR
28 Sep 2010 11:49
Looking good man.

76 KZ, frame gusset work,1200CC.Ported by Larry Cavanaugh, 1.5mm.over intakes, Carron Pipe, ZRX12 rear end, and seat,96zx9 front end.
01 CBR600F4i Track bike.
Cobourg, Ont. Can.
~ ~ ~_@
~ ~ _- \,
~ (k) / (z)
01 CBR600F4i Track bike.
Cobourg, Ont. Can.
~ ~ ~_@
~ ~ _- \,
~ (k) / (z)
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- mjg15
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Re: 81 GPz550 / ELR
29 Sep 2010 18:43 - 29 Sep 2010 20:08
Didn't do much productive tonight, but I got anxious to see what it would look like with the bodywork and wheels on. I ordered some new tires, which I should have by Mon-Tues, it will be nice to have it mobile for moving around the garage:
'80 Z750fx
'81 KZ550A
'81 GPz550's, Too many!
'82 KZ1000R
'82 GPz750
'90 ZR550
Project photo album: s163.photobucket.com/albums/t289/mg15_ph...GPz-ZR550%20project/
s163.photobucket.com/albums/t289/mg15_ph...current=DSC01286.jpg
'81 KZ550A
'81 GPz550's, Too many!
'82 KZ1000R
'82 GPz750
'90 ZR550
Project photo album: s163.photobucket.com/albums/t289/mg15_ph...GPz-ZR550%20project/
s163.photobucket.com/albums/t289/mg15_ph...current=DSC01286.jpg
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Last edit: 29 Sep 2010 20:08 by mjg15.
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- mjg15
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Re: 81 GPz550 / ELR
29 Sep 2010 18:45 - 29 Sep 2010 18:49
I also got most of the small parts, that I need to get stripped for painting, together to drop off tomorrow at the media blast shop. I hope to get them all painted this weekend. going to try Gun Kote for the first time;
'80 Z750fx
'81 KZ550A
'81 GPz550's, Too many!
'82 KZ1000R
'82 GPz750
'90 ZR550
Project photo album: s163.photobucket.com/albums/t289/mg15_ph...GPz-ZR550%20project/
s163.photobucket.com/albums/t289/mg15_ph...current=DSC01286.jpg
'81 KZ550A
'81 GPz550's, Too many!
'82 KZ1000R
'82 GPz750
'90 ZR550
Project photo album: s163.photobucket.com/albums/t289/mg15_ph...GPz-ZR550%20project/
s163.photobucket.com/albums/t289/mg15_ph...current=DSC01286.jpg
Attachments:
Last edit: 29 Sep 2010 18:49 by mjg15.
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- loudhvx
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Re: 81 GPz550 / ELR
29 Sep 2010 20:32 - 29 Sep 2010 20:33
Looks great!!!
One question... with the shocks giving more height on the suspension, how will you stop the chain from rubbing the swingarm pivot?
That's one issue I'm having on one of my 81 D's. Right now it clears but if I press down on it, it'll rub. I'm thinking of lowering the back end a bit or raising the front end a bit to get the swingarm pivot a little closer to the line between the two sprockets.
I might have to eventually get one of those nylon chain rubbing blocks from a dirt bike.

One question... with the shocks giving more height on the suspension, how will you stop the chain from rubbing the swingarm pivot?
That's one issue I'm having on one of my 81 D's. Right now it clears but if I press down on it, it'll rub. I'm thinking of lowering the back end a bit or raising the front end a bit to get the swingarm pivot a little closer to the line between the two sprockets.
I might have to eventually get one of those nylon chain rubbing blocks from a dirt bike.
1981 KZ550 D1 gpz.
Kz550 valve train warning.
Other links.
Kz550 valve train warning.
Other links.
Last edit: 29 Sep 2010 20:33 by loudhvx.
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- testarossa
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- Attack life, it's only trying to kill you.
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Re: 81 GPz550 / ELR
29 Sep 2010 20:39
Damn, son, your cranking on that thing. Nice work. The paint looks good on there. Once you get the tires mounted, it'll look like a real bike.
1978 KZ1000 A2 Click--->Build Thread
2004 ZX-10R
2007 Harley Sportster 1200
2020 Harley Street Glide Special
Angola, IN
2004 ZX-10R
2007 Harley Sportster 1200
2020 Harley Street Glide Special
Angola, IN
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- mjg15
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Re: 81 GPz550 / ELR
29 Sep 2010 21:39 - 29 Sep 2010 21:51
loudhvx wrote:
Not sure about that yet Lou. I raised the ride height about 14mm when I remounted the shocks. I will run a 120/80-18 instead of the 120-90's that come mounted on every bike that I buy, so my effective ride height will be very similar to what I'm used to. That answer obviously doesnt address the chain rub issue that you ask about. One of my KZ550's came with 17/45 gearing instead of 16/40 (38 on a GPz), that combo may give you the clearance that you need. The Calfab arm that I have came with a rub block, but it was broken, I was also considering retro fitting a rub block from something else.
For springs, I know that I need .95's in the front and probably 80/120's or so on the rear, but I really have no idea what I'm starting with. I'm not sure what's in the forks (KZ1000P) and changing the shock geometry may affect what I need on the rear. The shocks in the pics came with very light springs, which I replaced with GS1000 springs ($10 ebay !!), I'm hoping that they are in the ball park. Once I get the tires mounted I can get some sag numbers and see what I have. I'll get a chance to look at the fork springs this weekend when I replace the seals. They seem stiff. When I reassemble them I'll check how much they are preloaded.
Looks great!!!
One question... with the shocks giving more height on the suspension, how will you stop the chain from rubbing the swingarm pivot?
That's one issue I'm having on one of my 81 D's. Right now it clears but if I press down on it, it'll rub. I'm thinking of lowering the back end a bit or raising the front end a bit to get the swingarm pivot a little closer to the line between the two sprockets.
I might have to eventually get one of those nylon chain rubbing blocks from a dirt bike.
Not sure about that yet Lou. I raised the ride height about 14mm when I remounted the shocks. I will run a 120/80-18 instead of the 120-90's that come mounted on every bike that I buy, so my effective ride height will be very similar to what I'm used to. That answer obviously doesnt address the chain rub issue that you ask about. One of my KZ550's came with 17/45 gearing instead of 16/40 (38 on a GPz), that combo may give you the clearance that you need. The Calfab arm that I have came with a rub block, but it was broken, I was also considering retro fitting a rub block from something else.
For springs, I know that I need .95's in the front and probably 80/120's or so on the rear, but I really have no idea what I'm starting with. I'm not sure what's in the forks (KZ1000P) and changing the shock geometry may affect what I need on the rear. The shocks in the pics came with very light springs, which I replaced with GS1000 springs ($10 ebay !!), I'm hoping that they are in the ball park. Once I get the tires mounted I can get some sag numbers and see what I have. I'll get a chance to look at the fork springs this weekend when I replace the seals. They seem stiff. When I reassemble them I'll check how much they are preloaded.
'80 Z750fx
'81 KZ550A
'81 GPz550's, Too many!
'82 KZ1000R
'82 GPz750
'90 ZR550
Project photo album: s163.photobucket.com/albums/t289/mg15_ph...GPz-ZR550%20project/
s163.photobucket.com/albums/t289/mg15_ph...current=DSC01286.jpg
'81 KZ550A
'81 GPz550's, Too many!
'82 KZ1000R
'82 GPz750
'90 ZR550
Project photo album: s163.photobucket.com/albums/t289/mg15_ph...GPz-ZR550%20project/
s163.photobucket.com/albums/t289/mg15_ph...current=DSC01286.jpg
Last edit: 29 Sep 2010 21:51 by mjg15.
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- CoreyClough
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Re: 81 GPz550 / ELR
30 Sep 2010 04:38
mjg15 wrote:
Great Christmas Tree Ornament Mike!!! :woohoo:
Great Christmas Tree Ornament Mike!!! :woohoo:
'85 GPz550(ZX550-A2)
GPz550 Base Manual --> tinyurl.com/ze5b3qo
GPz550 Supplement Manual --> tinyurl.com/h34d2o6
GPz550.com --> www.nwsca.com/scripts/gpz_forum_2005/default.asp
First Race Win GPz550 --> tinyurl.com/o5y3ftp
GPz550 Base Manual --> tinyurl.com/ze5b3qo
GPz550 Supplement Manual --> tinyurl.com/h34d2o6
GPz550.com --> www.nwsca.com/scripts/gpz_forum_2005/default.asp
First Race Win GPz550 --> tinyurl.com/o5y3ftp
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