Author Topic: 1977 CB550F project build  (Read 6164 times)

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Offline wnyoutlaw

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1977 CB550F project build
« on: September 14, 2013, 04:40:50 PM »
I started this project in August when I found this bike at a garage sale. It ran, but it needed work, so I began the tear down right away.
1977 CB550F Supersport
1978 CB550K
2010 YZ450F flat tracker
2008 YZ450F flat tracker
2004 YZ250F flat tracker

Offline wnyoutlaw

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Re: 1977 CB550F project build
« Reply #1 on: September 14, 2013, 04:45:26 PM »
First thing I did was take the carbs apart and clean them. I am planning on mounting pod filters and a Mac 4 into 1, so I ordered 105 Main jets from Dime City and moved the needle clip to the 3rd position from the top. I also set the floats to 22mm.
1977 CB550F Supersport
1978 CB550K
2010 YZ450F flat tracker
2008 YZ450F flat tracker
2004 YZ250F flat tracker

Offline wnyoutlaw

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Re: 1977 CB550F project build
« Reply #2 on: September 14, 2013, 04:56:19 PM »
Next I tore out the airbox. When I took off the head I put a different cam chain tensioner in it because the original one was nfg. Thanks ATZ for the tensioner!
1977 CB550F Supersport
1978 CB550K
2010 YZ450F flat tracker
2008 YZ450F flat tracker
2004 YZ250F flat tracker

Offline wnyoutlaw

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Re: 1977 CB550F project build
« Reply #3 on: September 14, 2013, 05:01:10 PM »
I put new valve seals in, and added a pair of Emgo rear shocks. The head and carbs will be going back on this week, while I wait for the exhaust system to arrive.
1977 CB550F Supersport
1978 CB550K
2010 YZ450F flat tracker
2008 YZ450F flat tracker
2004 YZ250F flat tracker

Offline wnyoutlaw

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Re: 1977 CB550F project build
« Reply #4 on: September 15, 2013, 04:23:00 AM »
The pod filters have arrived! Dime City Cycles.
1977 CB550F Supersport
1978 CB550K
2010 YZ450F flat tracker
2008 YZ450F flat tracker
2004 YZ250F flat tracker

Offline wnyoutlaw

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Re: 1977 CB550F project build
« Reply #5 on: September 19, 2013, 06:10:17 AM »
My exhaust system arrived yesterday. New sealing rubbers are installed, so I can put the valve cover on. Turned up a fork seal install tool on the lathe, freshening up the front suspension will be my next task.
1977 CB550F Supersport
1978 CB550K
2010 YZ450F flat tracker
2008 YZ450F flat tracker
2004 YZ250F flat tracker

Offline wnyoutlaw

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Re: 1977 CB550F project build
« Reply #6 on: November 10, 2013, 06:23:29 AM »
Well, I've been chipping away at it for the last 6 weeks. Got the motor buttoned up, started and synched the carbs. It runs quite well actually. I took it for a 10 mile ride, (no license plate, no insurance, no registration) my cheeks hurt from smiling the entire time! When I got back I immediately took the wheels off so I wouldn't be tempted to ride it some more. New fork seals and oil installed, along with new steering stem bearings, and front and rear wheel bearings. I have new brake pads and rear sprocket on order. The front brake rotor is discontinued, so I'm going to try turning mine on the lathe to try and save it. If I can't, I'll try ebay.
 I picked up a 1978 CB550K a few weeks ago. Found it on Craigslist. It appears to be all stock. I synced the carbs at the same time I was doing my F model, it too seems to run great. It's leaking a little oil somewhere underneath, but other than that, nothing major. The biggest problem with it is I have no title and no registration for it. I'll be doing battle with the NYS DMV this winter, anybody got any tips on getting this thing titled and registered?
1977 CB550F Supersport
1978 CB550K
2010 YZ450F flat tracker
2008 YZ450F flat tracker
2004 YZ250F flat tracker

Offline rb550four

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Re: 1977 CB550F project build
« Reply #7 on: November 10, 2013, 06:11:38 PM »
http://forums.sohc4.net/index.php?topic=70518.0
Have seen other threads about Vermont DMV, mail in, out of state resident -no prob.....
A few Honda 500's, a few Honda 550's, a few Honda 650's, '72 cb 450, a couple 500/550/650 hybrids, and 2001 750. 
  550 Snowbike -Somebody had to do it.
  http://forums.sohc4.net/index.php/topic,101678.0.html             
http://forums.sohc4.net/index.php/topic,137317.msg1550907.html#msg1550907

Offline wnyoutlaw

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Re: 1977 CB550F project build
« Reply #8 on: November 11, 2013, 01:32:45 AM »
Thanks for the info!!
1977 CB550F Supersport
1978 CB550K
2010 YZ450F flat tracker
2008 YZ450F flat tracker
2004 YZ250F flat tracker

Offline Bankerdanny

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Re: 1977 CB550F project build
« Reply #9 on: November 11, 2013, 02:16:56 PM »
Why would you replace the beautiful factory 4-1 with a Mac? Even if the factory muffler is shot you are better off replacing that than the whole thing.
"The problem with quotes on the Internet is that you never know if they're true" - Abraham Lincoln

Current: '76 CB750F. Previous:  '75 CB550F, 2007 Yamaha Vino 125 Scooter, '75 Harley FXE Superglide, '77 GL1000, '77 CB550k, '68 Suzuki K10 80, '68 Yamaha YR2, '69 BMW R69S, '71 Honda SL175, '02 Royal Enfield Bullet 500, '89 Yamaha FJ1200

Offline wnyoutlaw

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Re: 1977 CB550F project build
« Reply #10 on: November 11, 2013, 05:21:38 PM »
The beautiful factory 4-1 is sitting in my shop where I can give it some tlc as time allows. In the mean time, at less than $300.00, I'll run the Mac.
1977 CB550F Supersport
1978 CB550K
2010 YZ450F flat tracker
2008 YZ450F flat tracker
2004 YZ250F flat tracker

Offline Tews19

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Re: 1977 CB550F project build
« Reply #11 on: November 11, 2013, 08:29:51 PM »
Nice find and you are moving at light speed! Subscribed
1969 Honda CB750... Basket case
1970 Honda CB750 survivor.

Offline wnyoutlaw

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Re: 1977 CB550F project build
« Reply #12 on: November 12, 2013, 06:19:10 AM »
Nice find and you are moving at light speed! Subscribed


Thank you!!
1977 CB550F Supersport
1978 CB550K
2010 YZ450F flat tracker
2008 YZ450F flat tracker
2004 YZ250F flat tracker

Offline Bankerdanny

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Re: 1977 CB550F project build
« Reply #13 on: November 12, 2013, 08:13:12 AM »
You should have no problem picking up a replacement front rotor. Just throw an add in the wanted thread, given some of the horders that frequent this forum I guaranty someone (several someones I'm sure) has several sitting around and will sell you one for a very fair price. I can point you at an Illinois motorcycle salvage yard with several CB550's in it. Clint the owner is very reasonable in his prices too.
"The problem with quotes on the Internet is that you never know if they're true" - Abraham Lincoln

Current: '76 CB750F. Previous:  '75 CB550F, 2007 Yamaha Vino 125 Scooter, '75 Harley FXE Superglide, '77 GL1000, '77 CB550k, '68 Suzuki K10 80, '68 Yamaha YR2, '69 BMW R69S, '71 Honda SL175, '02 Royal Enfield Bullet 500, '89 Yamaha FJ1200

Offline wnyoutlaw

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Re: 1977 CB550F project build
« Reply #14 on: November 12, 2013, 09:02:39 AM »
You should have no problem picking up a replacement front rotor. Just throw an add in the wanted thread, given some of the horders that frequent this forum I guaranty someone (several someones I'm sure) has several sitting around and will sell you one for a very fair price. I can point you at an Illinois motorcycle salvage yard with several CB550's in it. Clint the owner is very reasonable in his prices too.

Thank you. If I can't save mine, I'll take your advice.
1977 CB550F Supersport
1978 CB550K
2010 YZ450F flat tracker
2008 YZ450F flat tracker
2004 YZ250F flat tracker

Offline wnyoutlaw

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Re: 1977 CB550F project build
« Reply #15 on: November 17, 2013, 10:54:07 AM »
Got the swing arm ready for blast and paint. New bushings are on order. I hope to have it re-assembled sometime next week.
1977 CB550F Supersport
1978 CB550K
2010 YZ450F flat tracker
2008 YZ450F flat tracker
2004 YZ250F flat tracker

Offline KrautKoffin

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Re: 1977 CB550F project build
« Reply #16 on: November 18, 2013, 12:21:11 PM »
Where did you get the swing arm bushings? Looks like a solid build so far!
74 cb550
I now have Beastie Boys "Sabotage" stuck in my head after seeing your avatar.

Offline wnyoutlaw

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Re: 1977 CB550F project build
« Reply #17 on: November 22, 2013, 03:02:44 PM »
Thanks, I ordered them from the local Honda dealer.
1977 CB550F Supersport
1978 CB550K
2010 YZ450F flat tracker
2008 YZ450F flat tracker
2004 YZ250F flat tracker

Offline wnyoutlaw

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Re: 1977 CB550F project build
« Reply #18 on: November 22, 2013, 03:21:36 PM »
Got the swing arm bead blasted and ready for paint. I'm going to go shopping for spray bombs this weekend. And I picked up some goodies today, rear sprocket, swing arm bushings and caps, and front brake pads. That'll keep me busy for a little while...
1977 CB550F Supersport
1978 CB550K
2010 YZ450F flat tracker
2008 YZ450F flat tracker
2004 YZ250F flat tracker

Offline wnyoutlaw

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Re: 1977 CB550F project build
« Reply #19 on: November 29, 2013, 05:44:25 PM »
Swing arm is complete, fresh paint and new bushings.
1977 CB550F Supersport
1978 CB550K
2010 YZ450F flat tracker
2008 YZ450F flat tracker
2004 YZ250F flat tracker

Offline wnyoutlaw

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Re: 1977 CB550F project build
« Reply #20 on: December 22, 2013, 07:47:08 AM »
The swing arm is installed. Rear wheel is cleaned up and now has a new sprocket and brake pads. Left side covers are cleaned up (as good as they're going to get) and remounted with new hardware. Right side covers are next.
1977 CB550F Supersport
1978 CB550K
2010 YZ450F flat tracker
2008 YZ450F flat tracker
2004 YZ250F flat tracker

Offline rb550four

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Re: 1977 CB550F project build
« Reply #21 on: December 22, 2013, 09:11:06 AM »
Niiice.
A few Honda 500's, a few Honda 550's, a few Honda 650's, '72 cb 450, a couple 500/550/650 hybrids, and 2001 750. 
  550 Snowbike -Somebody had to do it.
  http://forums.sohc4.net/index.php/topic,101678.0.html             
http://forums.sohc4.net/index.php/topic,137317.msg1550907.html#msg1550907

Offline deafcaferacer

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Re: 1977 CB550F project build
« Reply #22 on: December 22, 2013, 10:57:10 AM »
x2
'73 CB750k engine, hubs, and a '76 tank, on 'a 78 frame. Go figure.

Offline Tews19

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Re: 1977 CB550F project build
« Reply #23 on: December 22, 2013, 04:29:10 PM »
It does look good and great progress! I have been itching to get back to my 550 build and continue searching for another to buy....
1969 Honda CB750... Basket case
1970 Honda CB750 survivor.

Offline Zoopants

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Re: 1977 CB550F project build
« Reply #24 on: December 22, 2013, 07:19:46 PM »
Sweet!