Author Topic: newbie w/cb400f  (Read 873 times)

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oldbob

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newbie w/cb400f
« on: June 05, 2012, 07:46:00 AM »
I've been riding for about a thousand years, and decided to "relive" my mis-spent youth by buying a 1975 CB400F off of eBay. Turns out, it generally looks good but has some mechanical issues.

The former owner painted the motor with some silver paint that is not heat-resistant. I have not yet determined how I will strip off the paint that does not blister off.

There is a medium-pitch whine coming from top/center of the motor. I'm guessing that I will become intimately familiar with the cam chain tensioner.

Oil is seeping out of the head gasket on cylinder #1.

Some of the screws holding the clutch cover have been broken off (!).

At this point, I'm looking at pulling the motor (for repaint and possibly dis-assembly), getting the frame and swing arm powder-coated, and replacing the wiring harness. The carbs need work but, fortunately, I just overhauled and synched a set of CB400F carbs a few months ago.

Thanks in advance for entertaining my questions.

Bob
Nederland, CO

Offline MoMo

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Re: newbie w/cb400f
« Reply #1 on: June 05, 2012, 08:51:07 AM »
Welcome, Bob.  Try aircraft stripper or oven cleaner on the motor.  Top end can be done in the frame, and download the manual from this site. ..Larry

oldbob

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Re: newbie w/cb400f
« Reply #2 on: June 10, 2012, 02:42:53 PM »
There must be something I have missed about using the search function. No matter what I enter as a topic, the query returns zero results.

I attempted to PM one of the moderators, but got an error message.

Yes, my browser accepts cookies.

Thanks.

Bob

Offline Kwality

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Re: newbie w/cb400f
« Reply #3 on: June 10, 2012, 06:12:44 PM »
Welcome Bob.

Try the Google Custom search feature to the right of the screen.  Does that one work for you?

Cheers,

Leigh

Offline Stev-o

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Re: newbie w/cb400f
« Reply #4 on: June 10, 2012, 06:43:48 PM »
Welcome. Can you post pics?
'74 "Big Bang" Honda 750K [836].....'76 Honda 550F.....K3 Park Racer!......and a Bomber!............plus plus plus.........

Offline Kwality

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Re: newbie w/cb400f
« Reply #5 on: June 10, 2012, 08:46:38 PM »
and when I say 'right', of course I mean 'left'.  The top remains the same, however  ;)

oldbob

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Re: newbie w/cb400f
« Reply #6 on: June 11, 2012, 08:41:09 AM »
The Google search works. I mis-spoke about the failed PM.

Now to search the forums for answers to my restoration/repair questions.

Thanks.

Bob