Author Topic: It is a CB750K  (Read 5078 times)

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Offline newday777

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Re: It is a CB750K
« Reply #25 on: July 11, 2024, 07:11:27 AM »
"Also did you pick up on the white frame, extremely collectable model"
😃
Really???? Very rare indeed.......
Collectable?? Well if you say so. News to me.

But it's great that it has a title and you rode it in to the garage.
Back in 76 when I bought my new K6, I went in the parts room I was manager of and dug out the K4 smaller signals to put on it. Benefits of the job. The boss said I could swap out my new big ones straight trade.
Stu
Honda Parts manager in the mid 1970s Nashua Honda
My current rides
1975 K5 Planet Blue my summer ride, it was a friend's bike I worked with at the Honda shop in 76, lots of fun to be on it again
1976 K6 Anteres Red rebuilding project, was originally my brother's that I set up from the crate, it'll breath again soon!
Project 750s, 2 K4, 2 K6, 1 K8
2008 GL1800 my daily ride and cross country runner

Prior bikes....
1972 Suzuki GT380 I had charge of it for a year in 1973 while my friend was deployed and learned to love street riding....
New CB450 K7 after my friend returned...
New CB750 K5 Planet Blue, demise by ex cousin in law at 9,000 miles...
New CB750 K6 Anteres Red, to replace the totaled K5, I sold this K6 at 45k in 1983, I had heavily modified it, many great memories on it and have missed it greatly.....
1983 GL1100A, 1999 GL1500 SE, 1999 GL1500A

Offline willbird

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Re: It is a CB750K
« Reply #26 on: July 11, 2024, 08:53:40 AM »
Ok lets try this again.......Brought this home today, 1976 K, it is my least favorite year with the with the big arse turn signals and no on and off light switch, but guess what I have the parts to correct those situations.  This one I rode into the garage when it came off the truck, has 28K showing but runs well.  Clean clear title and some rust due to the fact it is a New York bike from around the Buffalo area. Seller was coming to Maryland today to visit relatives and transported the bike down leaving me with a short drive. Looking forward to another 750 for a change.....Also did you pick up on the white frame, extremely collectable model with the added seat.......

Well that seat will keep your butt warm anyway LOL.

Offline britman

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Re: It is a CB750K
« Reply #27 on: July 12, 2024, 12:36:32 PM »
I brought home the first parts for the project today.  Had to drive a couple hundred miles round trip to pick them up.  This is the most pristine set of original HM341 pipes I have seen in a long long time.  The only real rust present is some surface rust around the weep holes, which I have already treated.  I found them on FBM and seller used to have a repair/restoration business and they had had been in storage for a number of years.  With what I paid for the project (s) and the pipes, I have apparently decided I no longer need any money.......



Offline willbird

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Re: It is a CB750K
« Reply #28 on: July 12, 2024, 01:51:01 PM »
I think the original pipes on my K2 lasted maybe 3 years tops before they rusted out in Ohio with only summer use. My dad stored it in a metal shed when he was not riding it.

Offline newday777

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Re: It is a CB750K
« Reply #29 on: July 12, 2024, 01:57:29 PM »
Yes those are great looking pipes.
How much were they?
Stu
Honda Parts manager in the mid 1970s Nashua Honda
My current rides
1975 K5 Planet Blue my summer ride, it was a friend's bike I worked with at the Honda shop in 76, lots of fun to be on it again
1976 K6 Anteres Red rebuilding project, was originally my brother's that I set up from the crate, it'll breath again soon!
Project 750s, 2 K4, 2 K6, 1 K8
2008 GL1800 my daily ride and cross country runner

Prior bikes....
1972 Suzuki GT380 I had charge of it for a year in 1973 while my friend was deployed and learned to love street riding....
New CB450 K7 after my friend returned...
New CB750 K5 Planet Blue, demise by ex cousin in law at 9,000 miles...
New CB750 K6 Anteres Red, to replace the totaled K5, I sold this K6 at 45k in 1983, I had heavily modified it, many great memories on it and have missed it greatly.....
1983 GL1100A, 1999 GL1500 SE, 1999 GL1500A

Offline britman

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Re: It is a CB750K
« Reply #30 on: July 12, 2024, 07:17:46 PM »
Yes those are great looking pipes.
How much were they?


Lets just say they was half as much as I paid for the entire bike. The days of finding 500 buck projects in decent condition are long long gone for most areas.  I believe the exceptions could be the far northern states, New York, Michigan, Maine so forth.  They seem to be more prevalent and reasonably priced up there, probably because they were sold in greater numbers and ridden less because of the long winters.   

Offline BenelliSEI

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Re: It is a CB750K
« Reply #31 on: July 13, 2024, 01:11:45 PM »
Smart move, snapping up those pipes! They look well worth whatever you paid.

Offline MauiK3

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Re: It is a CB750K
« Reply #32 on: July 14, 2024, 07:45:59 AM »
Nice project!
1973 CB 750 K3
10/72 build Z1 Kawasaki

Offline britman

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Re: It is a CB750K
« Reply #33 on: July 18, 2024, 11:08:10 AM »
Always a good day when you start pulling stuff off and there are no surprises.  No metal bits in the oil, but it did smell like gas, I venture a guess the bike set for a long period with the petcock open.  Brand new high output coil in place, carbs not bad, just really dirty.  Ugly exhaust system off and joining the ever growing collection in the shed.  (My Wife could be on the right track with the hoarder thing.)  Ordered a rear tire tube today and found a great buy on a brand new seat.....Nice to be bad in 750K land......

   

Offline BenelliSEI

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Re: It is a CB750K
« Reply #34 on: July 18, 2024, 04:58:10 PM »
Looks like you had a great day! Amazing how fast they come apart……….

Offline britman

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Re: It is a CB750K
« Reply #35 on: July 19, 2024, 05:33:16 AM »
I still can't comprehend why anyone would paint the visible frame white......

Offline willbird

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Re: It is a CB750K
« Reply #36 on: July 19, 2024, 07:24:43 AM »
I still can't comprehend why anyone would paint the visible frame white......


Offline BenelliSEI

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Re: It is a CB750K
« Reply #37 on: July 19, 2024, 01:38:54 PM »
I still can't comprehend why anyone would paint the visible frame white......


That video is prehaps the dumbest thing I’ve ever seen?

Offline RAFster122s

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Re: It is a CB750K
« Reply #38 on: July 20, 2024, 12:23:42 AM »
Rev bombing must have started there, or has been adopted by some idiots here...

White frames are up there with white leather shoes...from my perspective
David- back in the desert SW!

Offline britman

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Re: It is a CB750K
« Reply #39 on: July 21, 2024, 09:53:37 AM »
Rev bombing, I can see it being an Olympic event in the next summer games....Got to be a real good thing for the engine internals.......

As usual my initial tear down is proving interesting.   Of course there was no washer in the oil filter, one of these days I am going to find one, kind of like that three legged one balled unicorn, got to be one out there somewhere.   The carb jetting was quite interesting, I believe I have found why the old pugs were black.  086 carbs with 140 mains, 40 slow, needle clip in the very bottom groove, and at least 2 to  2 1/2 turns out on all four on the mixture screw.  The old headers were quite open but did have some baffling, but still a little overkill IMHO considering the stock air box was still in place.  To prove how resilient these old work horses are, the damn thing still ran pretty good. Since I am going back to a complete stock exhaust, without the useless baffles, I might go with 107 mains instead of 105's to begin with, just for a little extra juice.  I am also going to start sanding on the white frame this week, I really hope no one objects........
 

 

Offline newday777

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Re: It is a CB750K
« Reply #40 on: July 21, 2024, 12:41:41 PM »
As to the oil filter washer, 3 in a row of no washer until I found one in the K2 I just got a week ago! I was surprised.
I bought a bag of 10 Vintage750(IIRC)because of all the missing washers.
Please do paint that zebra frame!
Stu
Honda Parts manager in the mid 1970s Nashua Honda
My current rides
1975 K5 Planet Blue my summer ride, it was a friend's bike I worked with at the Honda shop in 76, lots of fun to be on it again
1976 K6 Anteres Red rebuilding project, was originally my brother's that I set up from the crate, it'll breath again soon!
Project 750s, 2 K4, 2 K6, 1 K8
2008 GL1800 my daily ride and cross country runner

Prior bikes....
1972 Suzuki GT380 I had charge of it for a year in 1973 while my friend was deployed and learned to love street riding....
New CB450 K7 after my friend returned...
New CB750 K5 Planet Blue, demise by ex cousin in law at 9,000 miles...
New CB750 K6 Anteres Red, to replace the totaled K5, I sold this K6 at 45k in 1983, I had heavily modified it, many great memories on it and have missed it greatly.....
1983 GL1100A, 1999 GL1500 SE, 1999 GL1500A

Offline willbird

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Re: It is a CB750K
« Reply #41 on: July 22, 2024, 11:33:59 AM »
I still can't comprehend why anyone would paint the visible frame white......


That video is prehaps the dumbest thing I’ve ever seen?

I have seen a LOT of similar stuff, what I marvel at is that the guys plainly have a vision of what they want and they create it, I just do not get the whole subculture surrounding it though...which matters not a bit to them I bet LOL.

Offline britman

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Re: It is a CB750K
« Reply #42 on: July 24, 2024, 02:07:10 PM »
You can sometimes still find a deal on the old innerweb.  I was browsing on E bay and found what looked to be a brand new CB750k seat priced right at 169 bucks to include shipping.  It was on the site of a vendor who specializes in used vintage Honda parts I have bought from many times in the past.  He stated he had picked the seat up in a batch of parts he had recently purchased was fairly sure it was a K seat.  He has an excellent return policy so I figured it was worth the gamble.  It arrived today and I bolted on the hinges and latch from the ugly two up "Big Foot" seat and bingo, fit perfectly with no adjustment what so ever.   

That was the good part of the day.  I pulled a bunch of stuff off of the parts bike and that went great.  The carb rack was absolutely pristine under all the grime.  The headers and  exhaust spigots came off with a light tap of the hand impact, but when I went to pull them off of project bike there are two screws on different spigots who are hold outs currently.  I have beat until I deformed two philips Harbor Freight impact bits (not that hard to do)  so I quit for the night and they are soaking with a mixture of PB Blaster and Mystery Oil.  Worst come to worst, I will try some heat tomorrow.  It must have been a good day, I am grimy from head to toe, I just don't know some of you guys spin wrenches and stay so damn clean......








Offline CycleRanger

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Re: It is a CB750K
« Reply #43 on: July 24, 2024, 02:17:35 PM »
A terrific find!
It looks like it's meant to be.  :)
« Last Edit: July 24, 2024, 05:01:48 PM by CycleRanger »
Do you have a copy of the Honda Shop Manual or Parts List for your bike? Get one here:
https://www.honda4fun.com/materiale/documentazione-tecnica
CB750K5        '79 XL250s     CL350K3
CB750K3        '76 XS650      '76 CJ360T

Offline BenelliSEI

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Re: It is a CB750K
« Reply #44 on: July 24, 2024, 03:57:26 PM »
That seat looks perfect!

Offline grcamna2

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Re: It is a CB750K
« Reply #45 on: July 24, 2024, 05:25:11 PM »
I still can't comprehend why anyone would paint the visible frame white......


That video is prehaps the dumbest thing I’ve ever seen?

I couldn't take more than 15 seconds of watching that video.
I have listened to certain sportbike riders who think it's cool to hit the rev limiter all the time.. Dumb,imo.  ::)

That's a very nice seat for your bike britman !!!  ;)
« Last Edit: July 24, 2024, 10:41:06 PM by grcamna2 »
75' CB400F/'bunch o' parts' & 81' CB125S modded to a 'CB200S'
  I love the small ones too !
Do your BEST...nobody can take that away from you.

Offline RAFster122s

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Re: It is a CB750K
« Reply #46 on: July 24, 2024, 09:06:06 PM »
Great find and nice price for a near perfect seat
David- back in the desert SW!

Offline britman

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Re: It is a CB750K
« Reply #47 on: July 29, 2024, 12:01:19 PM »
Always good to end your day with a clean rear end...........



Offline BenelliSEI

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Re: It is a CB750K
« Reply #48 on: July 29, 2024, 02:18:03 PM »
Always good to end your day with a clean rear end...........

+1 to that!

Offline newday777

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Re: It is a CB750K
« Reply #49 on: July 29, 2024, 09:33:43 PM »
Always good to end your day with a clean rear end...........

They do get pretty grody don't they.
I put a drip pan under the bike on the lift and wash the grunge off with diesel fuel. I did the K6 a couple months ago.
Stu
Honda Parts manager in the mid 1970s Nashua Honda
My current rides
1975 K5 Planet Blue my summer ride, it was a friend's bike I worked with at the Honda shop in 76, lots of fun to be on it again
1976 K6 Anteres Red rebuilding project, was originally my brother's that I set up from the crate, it'll breath again soon!
Project 750s, 2 K4, 2 K6, 1 K8
2008 GL1800 my daily ride and cross country runner

Prior bikes....
1972 Suzuki GT380 I had charge of it for a year in 1973 while my friend was deployed and learned to love street riding....
New CB450 K7 after my friend returned...
New CB750 K5 Planet Blue, demise by ex cousin in law at 9,000 miles...
New CB750 K6 Anteres Red, to replace the totaled K5, I sold this K6 at 45k in 1983, I had heavily modified it, many great memories on it and have missed it greatly.....
1983 GL1100A, 1999 GL1500 SE, 1999 GL1500A