Author Topic: Squirley's CB750 Cafe Project  (Read 34304 times)

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Offline FrankenFrankenstuff

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Re: Squirley's CB750 Cafe Project
« Reply #100 on: March 19, 2014, 09:20:41 AM »
What CAM program do you use?

Offline Trad

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Re: Squirley's CB750 Cafe Project
« Reply #101 on: March 19, 2014, 09:45:13 AM »
That thing looks mean! Nice work. Heal up quick too!
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Offline squirley

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Re: Squirley's CB750 Cafe Project
« Reply #102 on: March 19, 2014, 10:41:03 AM »
FunJimmy, I love to anodize parts and I just may do it...however, I have a local contact on powder coat that does a solid, quick job for me.  I don't know of anyplace reasonably local that does anodizing.

Franken,  I use Solidworks and Camworks

Question: Does anyone know of a place that makes re produced engine mount bolts? Mine are bent up and nasty and I would love to get some new hardware for these puppies!

Jens

Offline brandEn

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Re: Squirley's CB750 Cafe Project
« Reply #103 on: March 19, 2014, 10:54:09 AM »
Wow this is looking great. I think that rear caliper mount needs to be anodized like FJ suggested.

Offline Retro Rocket

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Re: Squirley's CB750 Cafe Project
« Reply #104 on: March 19, 2014, 12:54:23 PM »

Question: Does anyone know of a place that makes re produced engine mount bolts? Mine are bent up and nasty and I would love to get some new hardware for these puppies!

Jens

Send forum member Voxonda a PM, he used to make engine mount bolts and mount kits.... ;)
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750 F1 970cc
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Offline brandEn

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Re: Squirley's CB750 Cafe Project
« Reply #105 on: March 19, 2014, 12:57:09 PM »
I think Classic Cycle City makes them. He is a member here.

Offline Retro Rocket

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Re: Squirley's CB750 Cafe Project
« Reply #106 on: March 19, 2014, 01:04:04 PM »
I think Classic Cycle City makes them. He is a member here.

Forgot about CCC,  try  member Ricky Racer in the US and member Nippon in Europe.... ;)
750 K2 1000cc
750 F1 970cc
750 Bitsa 900cc
If You can't fix it with a hammer, You've got an electrical problem.

Offline RobbyD

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Re: Squirley's CB750 Cafe Project
« Reply #107 on: March 22, 2014, 03:50:47 PM »
Love the stance.  Keep up the good work man, looks great

Offline fdbrat

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Re: Squirley's CB750 Cafe Project
« Reply #108 on: May 16, 2014, 11:52:43 AM »
Can I have my wheel back... Haha jk.

Wow that rear caliper bracket looks amazing. Great job Jens. Sorry to hear about your injury. If you need a test pilot for your builds let me know haha.

Let me know if you want any help do to your break.
1975 CB750F
4-4, Dyna S and box
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Offline neevo

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Re: Squirley's CB750 Cafe Project
« Reply #109 on: May 17, 2014, 02:00:14 AM »
Jens, what muffler are you running and what's the diameter of the header pipe?

Offline squirley

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Re: Squirley's CB750 Cafe Project
« Reply #110 on: August 02, 2014, 04:27:29 PM »
Well, I have been making a little progress on the 750 but unfortunately not much to show.  I was able to get the seat fiber glassed and bondo'd, now I need to polish it up and use it as the male plug, will have pics shortly.
I also have been working on the oil tank.  I still need to locate the filler neck and weld in a brass cap



I need to weld some threaded bungs to the frame for the mounting tabs to mate to

I had to make sure there was carb clearance

You can see in this pic that I finally make a mount bracket for the rear brake resivoir and master

Other than that, just been taking care of small details.  More to come soon.

Jens
« Last Edit: August 02, 2014, 04:38:36 PM by squirley »

Offline Ravie

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Re: Squirley's CB750 Cafe Project
« Reply #111 on: August 02, 2014, 08:20:42 PM »
My god. Yet another guy I have to hate a little bit. Awesome fricken work, man. I'm totally jelly of your skills.
1975 CB750K5 Rebuild in progress.
http://forums.sohc4.net/index.php?topic=139072.0

Offline squirley

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Re: Squirley's CB750 Cafe Project
« Reply #112 on: August 03, 2014, 11:20:40 AM »
Haha, thanks Ravie, I think I can take that as a compliment.
Here's a little side profile pic...I think I am going to reposition the rear swingarm shock mounts to lower the ass end just a tad

Offline squirley

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Re: Squirley's CB750 Cafe Project
« Reply #113 on: August 03, 2014, 11:51:38 AM »
Quick oil tank question guys.

All of my fittings are located on the bottom of the tank.  Internally, the vent line goes all the way to the top, above the oil level.
The return line has an internal tube that points away from the feed as well but does not go as high as the vent tube.  Is it ok for the return line to be below the oil level when filled, or does the return line need to be above oil line like the vent?
Thanks

Jens

Offline Ravie

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Re: Squirley's CB750 Cafe Project
« Reply #114 on: August 03, 2014, 12:18:30 PM »
That bike looks SICK. CHeesuss.

I really thought about the oil tank question for a long time. I cannot decide. If it is already pointing away from the feed I can't see how it would matter. I would think if it was above the oil line that it could make it possible to introduce air bubbles as it comes back into the oil still in the rez. Just my thoughts.
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Offline adventure_prone

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Re: Squirley's CB750 Cafe Project
« Reply #115 on: August 03, 2014, 12:19:09 PM »


That looks great, looks aggressive with the tail slightly up like that

Offline SOHC4 Cafe Racer Fan

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Re: Squirley's CB750 Cafe Project
« Reply #116 on: August 03, 2014, 10:26:50 PM »
Nice frame!
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1975 CB550F1 frame/CB650 engine hybrid "The Hot Mess" (http://forums.sohc4.net/index.php/topic,150220.0.html)
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"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)

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Offline squirley

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Re: Squirley's CB750 Cafe Project
« Reply #117 on: August 05, 2014, 07:44:46 AM »
Thanks guys,

So does anyone else have any input on my oil tank question? I would really like to finish weld it up but want to make sure of the return line first!

Jens

Offline Ravie

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Re: Squirley's CB750 Cafe Project
« Reply #118 on: August 05, 2014, 01:37:49 PM »
Cut an old one open and see!
1975 CB750K5 Rebuild in progress.
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Offline 01Thomas

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Re: Squirley's CB750 Cafe Project
« Reply #119 on: August 05, 2014, 02:35:18 PM »
Speaking as a lubricants professional, the return line should end somewhat below the level of the oil in the tank. You want to do what you can to prevent the oil from aerating, so putting a bend in the return line inside the tank might also be something to consider.
Putting baffles in the tank may also be useful if you're going to be doing hard cornering or vicious accleleration.

regards
Thomas
1971 Honda CB750 Four K1 [Engine: CB750E-1113521 / Frame: CB750-1113838]
1977 Seeley Honda CB750F (F1) [Engine: CB750E-2551214 / Frame No: SH7-655F]

'96 Yamaha YZF750SP & '81 Moto Guzzi SP1000 & '80 Moto Guzzi 850 LeMans II & '82 Bimota KB-3 [Frame No 49] & '66 Ducati 50 SL/1 & '53 Miele K-50 & '38 Miele 98

Offline CognitoMoto

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Re: Squirley's CB750 Cafe Project
« Reply #120 on: August 26, 2014, 10:27:04 AM »

Quick oil tank question guys.

All of my fittings are located on the bottom of the tank.  Internally, the vent line goes all the way to the top, above the oil level.
The return line has an internal tube that points away from the feed as well but does not go as high as the vent tube.  Is it ok for the return line to be below the oil level when filled, or does the return line need to be above oil line like the vent?
Thanks

Jens

You want it up higher than the fill line. If you are below the oil level I'm pretty sure it will drain back into the motor as the bike sits.
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Offline CognitoMoto

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Re: Squirley's CB750 Cafe Project
« Reply #121 on: August 26, 2014, 10:31:07 AM »
Found this in google
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Offline squirley

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Re: Squirley's CB750 Cafe Project
« Reply #122 on: December 27, 2015, 04:10:27 PM »
Whelp, this build still lives! Made a little progress over the holidays finally. 
Frame is now ready for powder and finally finished off the oil tank!

Rear view of the tank, finally welded in some tube bracing for the shock mounts as well


Side view with brass filler cap


Oil level view glass


Also received a batch of my anodized parts...here's a little teaser



Will have the frame off to powder come Monday, hope to get some progress made on the assembly soon!
Still trying to decide between satin or flat black for the frame and swing arm...Suggestions?????? Let's hear em!
« Last Edit: December 27, 2015, 04:13:48 PM by squirley »

Offline calj737

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Re: Squirley's CB750 Cafe Project
« Reply #123 on: December 27, 2015, 04:35:12 PM »
Wrinkle finish!

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'73 500 Build http://forums.sohc4.net/index.php?topic=132935.0

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Offline FunJimmy

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Re: Squirley's CB750 Cafe Project
« Reply #124 on: December 27, 2015, 04:49:30 PM »
Nice to see a little progress on the build Squirley.
Prismatic Powders has an amazing powder (P-1112B Coal) that I've used on a frame before.
Soft black with a hint of sparkle. Looks awesome.
The surface texture is reminiscent of a Ducati 916 frame.

http://www.prismaticpowders.com/colors/P-1112B/COAL/
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