Author Topic: New (to me!) '77 CB400F - US model  (Read 656 times)

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Offline mattsz

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New (to me!) '77 CB400F - US model
« on: November 27, 2018, 03:09:13 PM »
Hi all -

I've been lurking for a little while, but I thought I'd introduce myself.  I've got a project bike; it's laid up for the winter at the moment.  I'm sure I'll be asking a bunch of dumb noob questions as time goes on, please be gentle!

In my research on line, I've never come across a copy of the owners manual that came with my bike.  So I thought I'd make it available, via a Dropbox link.  I can't promise I'll be able to keep it available there indefinitely, so if anyone here has a more permanent storage location, feel free to post a copy of it there, I guess.

It's a PDF of scanned pages; I tried for a happy medium between readability and file size, hope I managed it ok...

https://www.dropbox.com/s/ohvkpvabl4q6dp9/CB400F%201977%20USA%20Owners%20Manual.pdf?dl=0

~ Matt

Offline MD

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Re: New (to me!) '77 CB400F - US model
« Reply #1 on: November 27, 2018, 04:09:27 PM »
Welcome from NE MN,

There is a manual subsection.  Have never tried uploading to it.

-MD
1975 CB550F Super Sport;  Lake Superior Circle 1000, 45-90 Saddle 1000, All in Yooper 1000 and SS 2000 in 48 hrs:  1985 GL1200A, MN in State SS1K

Offline mattsz

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Re: New (to me!) '77 CB400F - US model
« Reply #2 on: November 27, 2018, 05:30:01 PM »
Thanks MD - I think I found it, sent an email to the admin...

Offline mattsz

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Re: New (to me!) '77 CB400F - US model
« Reply #3 on: December 10, 2018, 10:10:25 AM »
Thanks MD - I think I found it, sent an email to the admin...

Never heard from the admin, oh well...

Does anyone know where I might find specific information/specs/part numbers, etc, for my bike?  I have downloaded parts diagrams for similar models, but nothing for the USA 77 model.  For example:

One of my throttle cables had a broken ball end at the carb mount, so I thought I'd get a new pair.  I thought I'd found a good deal from a merchant which indicated them specifically for my model, including the reminder, "NOTE; '77 CB400 has slightly taller bars than earlier CB400F's '75-'76."  As it happens, they're NOS, but not Honda manufacture: "Very high quality Japanese made cables that replicate original design."  Part numbers are 17910-377-710 and 17920-377-710 - which of course don't exactly match any of the part number data I have for other models.

They just arrived, and I have two concerns - one of the cables has, over the casing at the carb end, a fine flexible spring about 6" in length, which is rusty.  No other obvious dirt or rust on either one, and no such spring on the other one, does this sound right?  My bike is "in storage" so I can't look at the old cables.

Also, both of the wire cores seem to be loose in their casings - looped in their packaging, I can move one ball end about 1/2" before the other end moves.  Would you call it "lash?"  I suppose if in use, both cables are stretched out fairly straight, and they only pull, then this slop can be adjusted out, but I'm not sure if this is normal or not, and whether I should try to return them.

Finally, does anyone have the specs for the actual lengths so I could check their measurements?

Offline mattsz

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Re: New (to me!) '77 CB400F - US model
« Reply #4 on: December 10, 2018, 10:12:26 AM »
Perhaps I should have posted that somewhere other than this "New Member Introductions" section?