Author Topic: Winter basement build. CB500 GSXR front & CB550 resto-mod  (Read 10294 times)

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Offline nicks2319

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #25 on: May 20, 2015, 02:47:03 PM »
how did you support the tail section of your pipe? I can't tell from the photos-

Didn't. It just hangs. It's pretty light and didn't give me an issue last year. There's a mount on the rear of the pipe you can attach a bracket to, to support it, but I never took the time to make one.

Offline calj737

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #26 on: May 20, 2015, 02:51:48 PM »
Ah. I would make one. Thats a lot of weight hanging on the exhaust studs. A simple strap or spring from passenger peg mount to the screw/bung. Discreet and stable and strong.
'74 550 Build http://forums.sohc4.net/index.php?topic=126401.0
'73 500 Build http://forums.sohc4.net/index.php?topic=132935.0

"Of all tyrannies, a tyranny sincerely exercised for the good of it's victim may be the most oppressive. It may be better to live under robber barons than under omnipotent moral busybodies. The robber baron's cruelty may sometimes sleep, his cupidity may at some point be satiated, but those who torment us for our own good will torment us without end for they do so with the approval of their own conscience." - C.S. Lewis

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #27 on: May 20, 2015, 03:18:58 PM »
Awesome, thanks for the in depth explanation. Forks are from an 07 GSXR750. Looks like the weights are very very close, especially with the amount of stuff i've removed on mine.

If that's the case, you should be able to get on okay with the stock GSXR springs.  Make sure to service the forks with new fork oil and new seals if necessary.
1975 CB550K1 "Blue" Stockish Restomod (http://forums.sohc4.net/index.php?topic=135005.0)
1975 CB550F1 frame/CB650 engine hybrid "The Hot Mess" (http://forums.sohc4.net/index.php/topic,150220.0.html)
2008 Triumph Thruxton (http://forums.sohc4.net/index.php/topic,190956.0.html)
2014 MV Agusta Brutale Dragster 800
2015 Yamaha FZ-09 (http://forums.sohc4.net/index.php/topic,186861.0.html)

"There are some things nobody needs in this world, and a bright-red, hunch-back, warp-speed 900cc cafe racer is one of them — but I want one anyway, and on some days I actually believe I need one.... Being shot out of a cannon will always be better than being squeezed out of a tube. That is why God made fast motorcycles, Bubba." Hunter S. Thompson, Song of the Sausage Creature, Cycle World, March 1995.  (http://www.latexnet.org/~csmith/sausage.html and https://magazine.cycleworld.com/article/1995/3/1/song-of-the-sausage-creature)

Sold/Emeritus
1973 CB750K2 "Bionic Mongrel" (http://forums.sohc4.net/index.php?topic=132734.0) - Sold
1977 CB750K7 "Nine Lives" Restomod (http://forums.sohc4.net/index.php?topic=50490.0) - Sold
2005 RVT1000RR RC51-SP2 "El Diablo" - Sold
2016+ Triumph Thruxton 1200 R (http://forums.sohc4.net/index.php/topic,170198.0.html) - Sold

Offline Retro Rocket

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #28 on: May 20, 2015, 03:28:46 PM »
Ah. I would make one. Thats a lot of weight hanging on the exhaust studs. A simple strap or spring from passenger peg mount to the screw/bung. Discreet and stable and strong.

+1, make a rear support, every time you ride your bike that exhaust may only move a little up and down, but its doing it with every undulation in the road, thousands of times over, it will eventually cause problems. Better to be safe than sorry... ;)
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Offline nicks2319

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #29 on: May 20, 2015, 03:46:30 PM »
I'll take that advice for sure. I'll rig something up. "spring" was an interesting reference above. Maybe i'll try that.

Offline Tews19

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #30 on: May 20, 2015, 07:15:38 PM »
Great build! The tank came out awesome!  I used a spring to support the rear of my motogp pipe. Cal advised this rookie too!
1969 Honda CB750... Basket case
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Offline nicks2319

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #31 on: May 20, 2015, 07:22:38 PM »
Great build! The tank came out awesome!  I used a spring to support the rear of my motogp pipe. Cal advised this rookie too!

Would you happen to have a photo?!

Offline riverfever

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #32 on: May 20, 2015, 07:35:35 PM »
That looks great. I made a support bracket from a piece of aluminum for my Motogp pipe.
http://forums.sohc4.net/index.php?topic=127186.0

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Offline calj737

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #33 on: May 21, 2015, 03:31:59 AM »
Would you happen to have a photo?!
Here's mine
'74 550 Build http://forums.sohc4.net/index.php?topic=126401.0
'73 500 Build http://forums.sohc4.net/index.php?topic=132935.0

"Of all tyrannies, a tyranny sincerely exercised for the good of it's victim may be the most oppressive. It may be better to live under robber barons than under omnipotent moral busybodies. The robber baron's cruelty may sometimes sleep, his cupidity may at some point be satiated, but those who torment us for our own good will torment us without end for they do so with the approval of their own conscience." - C.S. Lewis

Offline Tews19

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #34 on: May 21, 2015, 04:48:15 AM »
This is the first time i noticed how the rear of your swing arm mounts into the arm itself. That is slick Cal. Makes for easy removal of the rear wheel?
1969 Honda CB750... Basket case
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Offline calj737

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #35 on: May 21, 2015, 07:19:17 AM »
'74 550 Build http://forums.sohc4.net/index.php?topic=126401.0
'73 500 Build http://forums.sohc4.net/index.php?topic=132935.0

"Of all tyrannies, a tyranny sincerely exercised for the good of it's victim may be the most oppressive. It may be better to live under robber barons than under omnipotent moral busybodies. The robber baron's cruelty may sometimes sleep, his cupidity may at some point be satiated, but those who torment us for our own good will torment us without end for they do so with the approval of their own conscience." - C.S. Lewis

Offline SOHC4 Cafe Racer Fan

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #36 on: June 02, 2015, 09:42:50 AM »
Nick,

How's the fine tuning/shakedown coming along?  Ride report?
1975 CB550K1 "Blue" Stockish Restomod (http://forums.sohc4.net/index.php?topic=135005.0)
1975 CB550F1 frame/CB650 engine hybrid "The Hot Mess" (http://forums.sohc4.net/index.php/topic,150220.0.html)
2008 Triumph Thruxton (http://forums.sohc4.net/index.php/topic,190956.0.html)
2014 MV Agusta Brutale Dragster 800
2015 Yamaha FZ-09 (http://forums.sohc4.net/index.php/topic,186861.0.html)

"There are some things nobody needs in this world, and a bright-red, hunch-back, warp-speed 900cc cafe racer is one of them — but I want one anyway, and on some days I actually believe I need one.... Being shot out of a cannon will always be better than being squeezed out of a tube. That is why God made fast motorcycles, Bubba." Hunter S. Thompson, Song of the Sausage Creature, Cycle World, March 1995.  (http://www.latexnet.org/~csmith/sausage.html and https://magazine.cycleworld.com/article/1995/3/1/song-of-the-sausage-creature)

Sold/Emeritus
1973 CB750K2 "Bionic Mongrel" (http://forums.sohc4.net/index.php?topic=132734.0) - Sold
1977 CB750K7 "Nine Lives" Restomod (http://forums.sohc4.net/index.php?topic=50490.0) - Sold
2005 RVT1000RR RC51-SP2 "El Diablo" - Sold
2016+ Triumph Thruxton 1200 R (http://forums.sohc4.net/index.php/topic,170198.0.html) - Sold

Offline nicks2319

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #37 on: June 04, 2015, 12:41:34 PM »
Going great! First ride was last week. She started right up with one kick after sitting all winter. Had to make some adjustments on the length of the rearset bar, as I was having a hard time downshifting.

More todos:

- Figure out kickstart lever. Slightly hits my rearset arm. Probably going to fab something up.
- Find a new left hand control that has everything on it. Not having a light on-off switch is bugging me, and I think this switch is actually defective. The "pass" button for triggering the high beam randomly works, and the horn button is not working. Checked the wiring a ton of times.
- Shorten rear brake lever. It's too long with the rearsets.

Some pics:



« Last Edit: December 20, 2022, 04:43:15 PM by nicks2319 »

Offline calj737

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #38 on: June 04, 2015, 12:57:59 PM »
Kick start lever: I had to shorten my arm about 1"" so that it clears my rear set peg. Might look at that as a solution.

That handlebar control is not going to allow a headlight "defeat" switch. The light is powered automatically the way that switch is wired, and you'll be hard pressed to disable it without changing to a 3 position switch (Off, Lo, Hi)

The "pass" function relies on a relay that you probably didn't wire in.

That switch has the Horn wiring "backwards" from stock Honda. Stock, the horn is powered by Black and the LtGrn sends the ground. Your new switch sends 12v when pressed, so swap the permanent ground wire to the horn, then power comes from the horn button.
'74 550 Build http://forums.sohc4.net/index.php?topic=126401.0
'73 500 Build http://forums.sohc4.net/index.php?topic=132935.0

"Of all tyrannies, a tyranny sincerely exercised for the good of it's victim may be the most oppressive. It may be better to live under robber barons than under omnipotent moral busybodies. The robber baron's cruelty may sometimes sleep, his cupidity may at some point be satiated, but those who torment us for our own good will torment us without end for they do so with the approval of their own conscience." - C.S. Lewis

Offline SOHC4 Cafe Racer Fan

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #39 on: June 04, 2015, 03:03:34 PM »
I used a K&L switch with a dedicated switch for flash to pass, and an "OFF"-"PARKING"-""ON" light switch as well as a "HI"-"LO"  This is used on my 750 with a Truck Lite LED.



1975 CB550K1 "Blue" Stockish Restomod (http://forums.sohc4.net/index.php?topic=135005.0)
1975 CB550F1 frame/CB650 engine hybrid "The Hot Mess" (http://forums.sohc4.net/index.php/topic,150220.0.html)
2008 Triumph Thruxton (http://forums.sohc4.net/index.php/topic,190956.0.html)
2014 MV Agusta Brutale Dragster 800
2015 Yamaha FZ-09 (http://forums.sohc4.net/index.php/topic,186861.0.html)

"There are some things nobody needs in this world, and a bright-red, hunch-back, warp-speed 900cc cafe racer is one of them — but I want one anyway, and on some days I actually believe I need one.... Being shot out of a cannon will always be better than being squeezed out of a tube. That is why God made fast motorcycles, Bubba." Hunter S. Thompson, Song of the Sausage Creature, Cycle World, March 1995.  (http://www.latexnet.org/~csmith/sausage.html and https://magazine.cycleworld.com/article/1995/3/1/song-of-the-sausage-creature)

Sold/Emeritus
1973 CB750K2 "Bionic Mongrel" (http://forums.sohc4.net/index.php?topic=132734.0) - Sold
1977 CB750K7 "Nine Lives" Restomod (http://forums.sohc4.net/index.php?topic=50490.0) - Sold
2005 RVT1000RR RC51-SP2 "El Diablo" - Sold
2016+ Triumph Thruxton 1200 R (http://forums.sohc4.net/index.php/topic,170198.0.html) - Sold

Offline nicks2319

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #40 on: June 05, 2015, 12:08:48 PM »
Kick start lever: I had to shorten my arm about 1"" so that it clears my rear set peg. Might look at that as a solution.

That handlebar control is not going to allow a headlight "defeat" switch. The light is powered automatically the way that switch is wired, and you'll be hard pressed to disable it without changing to a 3 position switch (Off, Lo, Hi)

The "pass" function relies on a relay that you probably didn't wire in.

That switch has the Horn wiring "backwards" from stock Honda. Stock, the horn is powered by Black and the LtGrn sends the ground. Your new switch sends 12v when pressed, so swap the permanent ground wire to the horn, then power comes from the horn button.

Whoa, thanks for the specifics. Makes sense. I'll give this a shot.

Offline nicks2319

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #41 on: June 05, 2015, 12:10:32 PM »
I used a K&L switch with a dedicated switch for flash to pass, and an "OFF"-"PARKING"-""ON" light switch as well as a "HI"-"LO"  This is used on my 750 with a Truck Lite LED.

Looks great! If I can't get this switch working maybe I'll try the K&L one. Do you remember where you got it? Google isn't turning anything up.

Offline SOHC4 Cafe Racer Fan

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #42 on: June 05, 2015, 03:17:48 PM »
I used a K&L switch with a dedicated switch for flash to pass, and an "OFF"-"PARKING"-""ON" light switch as well as a "HI"-"LO"  This is used on my 750 with a Truck Lite LED.

Looks great! If I can't get this switch working maybe I'll try the K&L one. Do you remember where you got it? Google isn't turning anything up.

It's actually K&S Technologies (not K&L).  I purchased mine on ebay.  Search for K&S 12-0030 (which is the specific model number).  They go for about $55 shipped.

http://kandstech.com/index.php?page=switchescontrols
1975 CB550K1 "Blue" Stockish Restomod (http://forums.sohc4.net/index.php?topic=135005.0)
1975 CB550F1 frame/CB650 engine hybrid "The Hot Mess" (http://forums.sohc4.net/index.php/topic,150220.0.html)
2008 Triumph Thruxton (http://forums.sohc4.net/index.php/topic,190956.0.html)
2014 MV Agusta Brutale Dragster 800
2015 Yamaha FZ-09 (http://forums.sohc4.net/index.php/topic,186861.0.html)

"There are some things nobody needs in this world, and a bright-red, hunch-back, warp-speed 900cc cafe racer is one of them — but I want one anyway, and on some days I actually believe I need one.... Being shot out of a cannon will always be better than being squeezed out of a tube. That is why God made fast motorcycles, Bubba." Hunter S. Thompson, Song of the Sausage Creature, Cycle World, March 1995.  (http://www.latexnet.org/~csmith/sausage.html and https://magazine.cycleworld.com/article/1995/3/1/song-of-the-sausage-creature)

Sold/Emeritus
1973 CB750K2 "Bionic Mongrel" (http://forums.sohc4.net/index.php?topic=132734.0) - Sold
1977 CB750K7 "Nine Lives" Restomod (http://forums.sohc4.net/index.php?topic=50490.0) - Sold
2005 RVT1000RR RC51-SP2 "El Diablo" - Sold
2016+ Triumph Thruxton 1200 R (http://forums.sohc4.net/index.php/topic,170198.0.html) - Sold

Offline MJL

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #43 on: July 14, 2015, 10:11:45 AM »
Got the brake rotor bolts and the acewell gauge.






This is what I have in mind for my cb500. I don't think I'd do the clip-ons though, I'd have to figure out some flat drag bars or something.  I'd love to know more about the gixxer front end. It really sets off the bike.
No matter how fast or how far I rode, I couldn't leave her memory behind.

Offline nicks2319

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #44 on: July 14, 2015, 10:22:23 AM »
Got the brake rotor bolts and the acewell gauge.






This is what I have in mind for my cb500. I don't think I'd do the clip-ons though, I'd have to figure out some flat drag bars or something.  I'd love to know more about the gixxer front end. It really sets off the bike.

I think Cognito has some rise clamps to mount regular bars. You'd have to drill out the top triple though. As far as the gsxr setup, I took the easy way out with the Cognito hub. Some people machine their own stuff custom. Lots of people doing this these days it seems.

Offline SOHC4 Cafe Racer Fan

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #45 on: July 14, 2015, 11:13:50 AM »
Nick,

Do you recall which parts (make and parts number) you used to bolt up the GSXR rotors to your Cognitomoto hub?
1975 CB550K1 "Blue" Stockish Restomod (http://forums.sohc4.net/index.php?topic=135005.0)
1975 CB550F1 frame/CB650 engine hybrid "The Hot Mess" (http://forums.sohc4.net/index.php/topic,150220.0.html)
2008 Triumph Thruxton (http://forums.sohc4.net/index.php/topic,190956.0.html)
2014 MV Agusta Brutale Dragster 800
2015 Yamaha FZ-09 (http://forums.sohc4.net/index.php/topic,186861.0.html)

"There are some things nobody needs in this world, and a bright-red, hunch-back, warp-speed 900cc cafe racer is one of them — but I want one anyway, and on some days I actually believe I need one.... Being shot out of a cannon will always be better than being squeezed out of a tube. That is why God made fast motorcycles, Bubba." Hunter S. Thompson, Song of the Sausage Creature, Cycle World, March 1995.  (http://www.latexnet.org/~csmith/sausage.html and https://magazine.cycleworld.com/article/1995/3/1/song-of-the-sausage-creature)

Sold/Emeritus
1973 CB750K2 "Bionic Mongrel" (http://forums.sohc4.net/index.php?topic=132734.0) - Sold
1977 CB750K7 "Nine Lives" Restomod (http://forums.sohc4.net/index.php?topic=50490.0) - Sold
2005 RVT1000RR RC51-SP2 "El Diablo" - Sold
2016+ Triumph Thruxton 1200 R (http://forums.sohc4.net/index.php/topic,170198.0.html) - Sold

Offline nicks2319

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #46 on: July 14, 2015, 11:20:07 AM »
Nick,

Do you recall which parts (make and parts number) you used to bolt up the GSXR rotors to your Cognitomoto hub?

Yeah, I actually screwed up and grabbed the wrong bolts the first time. They specifically need to be rotors and rotor bolts from:

2006-2007 GSX-R600
2005-2007 GSX-R750
2005-2010 GSX-R1000

Not sure on parts numbers. I got them from ebay. Found out the hard way that the 09 gsxr750 bolts are too small.

Offline Bigsam302

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Re: Winter basement build. CB500 GSXR front & CB550 resto-mod
« Reply #47 on: July 14, 2015, 01:07:40 PM »
That's a nice looking bike.  It is real simple and real clean.
1976 CB750F (915cc) Super Sport: http://forums.sohc4.net/index.php?topic=142578.0