'72 CB350 cafe "resto-mod"

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luludog
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Joined: Fri Apr 13, 2012 4:16 am
Location: Lawton, Michigan 49065

Re: '72 CB350 cafe "resto-mod"

#121

Post by luludog »

Sorry for the long delay.
Here's some recent updates.

Before ordering the custom throttle cable from Motion Pro; had to clean & rebuilds the carbs.
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I knew the air filters were too long when I ordered them . The shorter ones just didn't seem to look right.
Ended up cutting a section off of each and gluing it back together. Springs were cut down also.
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Here's the glue I used. Worked really well!
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Took the rear shock off again and cycled the swingarm about an inch beyond the stated travel. Adjusted the chain, and although it was'nt hitting the frame; it was too loose.
Bought a used tensioner at a swap meet. Don't know which bike it came from.
Here's the parts and the bracket I made.
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Made a new rubbing block out of Delrin. It's a bit wider than the original.
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On the bike, bolted to the lower side of the swingarm
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Before
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After
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Front brakes made their way back on.
Image
-Ray

1977 GL1000 - http://www.ngwclub.com/forum/viewtopic.php?f=30&t=40398
1975 CB750K5 - stock restoration http://www.ngwclub.com/forum/viewtopic.php?f=13&t=40426
1971 CB175K5 - stock restoration http://www.ngwclub.com/forum/viewtopic. ... 95&start=0
1972 CB350 - resto-mod cafe project http://www.ngwclub.com/forum/viewtopic.php?f=30&t=47429


"Remembering the Past... Liv'n the Dream"
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robin1731
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Location: Decatur, Indiana

Re: '72 CB350 cafe "resto-mod"

#122

Post by robin1731 »

Where at the swingarm pivot did you adjust the chain? It looks a bit loose where it is in the pics. Brand new chains will stretch almost as soon as you release the clutch lever with it in gear the first time. So new chains I make a little tight initially.

.
1976 Goldwing Super Sport
1985 Honda Elite
1976 KZ900 Dragbike
1992 ZX7 Dragbike (KZ900 style motor w/NOS)
and a rotation of various purchases
Randakk approved Carb Rebuilder
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Easter
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Joined: Thu Sep 13, 2012 11:33 am
Location: South of Houston 100 miles

Re: '72 CB350 cafe "resto-mod"

#123

Post by Easter »

Going to be one very cool ride. Glad to see your still working on it.
Bikes at present:

83 XL 600r with a 2004 XR650L engine
And a slightly worse for the wear BMW GS adventure bike awaiting repair
83 GL in process :IDTS:
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luludog
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Posts: 550
Joined: Fri Apr 13, 2012 4:16 am
Location: Lawton, Michigan 49065

Re: '72 CB350 cafe "resto-mod"

#124

Post by luludog »

robin1731 wrote:Where at the swingarm pivot did you adjust the chain? It looks a bit loose where it is in the pics. Brand new chains will stretch almost as soon as you release the clutch lever with it in gear the first time. So new chains I make a little tight initially.

.
The geometry of the CBR swing arm on the stock CB350 pivot points has the chain getting tighter as the rear suspension is compressed. The chain is a bit loose. I'll tighten it a little, and will probably have to remove a link after it's been run a while (adjusters are about midpoint).

Thanks for reviewing & comments.
Easter wrote:Going to be one very cool ride. Glad to see your still working on it.
Thanks for your continued interest & patience.
-Ray

1977 GL1000 - http://www.ngwclub.com/forum/viewtopic.php?f=30&t=40398
1975 CB750K5 - stock restoration http://www.ngwclub.com/forum/viewtopic.php?f=13&t=40426
1971 CB175K5 - stock restoration http://www.ngwclub.com/forum/viewtopic. ... 95&start=0
1972 CB350 - resto-mod cafe project http://www.ngwclub.com/forum/viewtopic.php?f=30&t=47429


"Remembering the Past... Liv'n the Dream"
User avatar
robin1731
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Posts: 21729
Joined: Mon May 29, 2006 8:31 am
Location: Decatur, Indiana

Re: '72 CB350 cafe "resto-mod"

#125

Post by robin1731 »

Yeah, chain should be adjusted at the point where the swingarm is a it's straightest point from the frame. That is where the rear wheel will be the farthest away from the front sprocket. More or less. ;)

.
1976 Goldwing Super Sport
1985 Honda Elite
1976 KZ900 Dragbike
1992 ZX7 Dragbike (KZ900 style motor w/NOS)
and a rotation of various purchases
Randakk approved Carb Rebuilder
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