Author Topic: Anyone run a cd350f gas tank on a cb750a?  (Read 2544 times)

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Offline Medyo Bastos

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Anyone run a cd350f gas tank on a cb750a?
« on: July 08, 2017, 10:06:31 AM »
What mods were needed for final fitment? Sammy, Billy?


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Offline Sam Green Racing

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Re: Anyone run a cd350f gas tank on a cb750a?
« Reply #1 on: July 08, 2017, 01:21:05 PM »
 ;)
C95 sprint bike.
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Offline Sam Green Racing

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Re: Anyone run a cd350f gas tank on a cb750a?
« Reply #2 on: July 08, 2017, 01:26:50 PM »
I think the outside edges at the bottom rear needed to be eased out a little but not much.
That's all I can remember though sorry.

Sam.
C95 sprint bike.
CB95 hybrid race bike
CB95 race bike
CB92
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JMR Racing CB750A street ET drag bike

Offline Medyo Bastos

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Re: Anyone run a cd350f gas tank on a cb750a?
« Reply #3 on: July 08, 2017, 07:28:35 PM »
that helps a lot sammy ;D.  the lower rear does need to be massaged, but...  do you remember needing to make any adjustments to get the rubbers to fit?

Offline Sam Green Racing

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Re: Anyone run a cd350f gas tank on a cb750a?
« Reply #4 on: July 08, 2017, 11:43:24 PM »
Do you mean the front rubbers that go into the cups at the front on the under side of the tank.
If so, it would have been nothing that could not be done with a sharp trimming type knife.
Just pull the rubbers off and offer them to the cups to see how much needs to be trimmed back, it's not rocket science.
Sorry I can't offer more but don't forget, my brain took a big hit in that crash and the memory side of it is fcuked.
The rubbers at the rear were just the type that push over the top rails and the back bottom edges of the tank just sat on them.
The quickly detachable seat then held the tank in place.

Sam.
C95 sprint bike.
CB95 hybrid race bike
CB95 race bike
CB92
RS 175. sprint/land speed bike
JMR Racing CB750A street ET drag bike

Offline Medyo Bastos

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Re: Anyone run a cd350f gas tank on a cb750a?
« Reply #5 on: July 09, 2017, 05:41:25 AM »
really do appreciate your efforts sammy  8).  maybe my tank isnt a 350f...  it is too short.  if i clip the tank in the front with the rubbers snuggly in place, the rear of the tank doesnt reach the mount.  maybe i need a longer seat, or move the tank back.  no worries, i will come up with something.  thank you again for your help!  btw, your memory seems in tact to me  ;D

Offline Sam Green Racing

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Re: Anyone run a cd350f gas tank on a cb750a?
« Reply #6 on: July 09, 2017, 08:46:55 AM »
haha, I see what you mean now Medyo.
Is the bike in the picture that you posted the one you are referring to ?
The tank does look like a 350f tank but the frame is obviously a 750 and it will never reach.
As I said in the last sentence of my last post, the seat held my tank in place, I removed the rear mounting bracket from the
frame to save weight as it was serving no purpose.
The front of the seat just covered the rear bracket on the tank and when the seat was pulled down tight onto the top rails, it held the tank in position. The seat was made quickly detachable in the event of needing to remove the tank.
What model and years are the motor, frame and swing arm you are using ?
All fit together quite easily but mixing and matching can cause big problems further down the line. Ask me how I know, haha.

Sam. ;)

C95 sprint bike.
CB95 hybrid race bike
CB95 race bike
CB92
RS 175. sprint/land speed bike
JMR Racing CB750A street ET drag bike

Offline Bill/BentON Racing

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Re: Anyone run a cd350f gas tank on a cb750a?
« Reply #7 on: July 09, 2017, 09:46:48 AM »
Here you go
« Last Edit: July 09, 2017, 09:48:41 AM by Bill/BentON Racing »
BentON Racing Website
OEM Parts | Service | Custom Builds
BentON Racing Facebook
Over 35 years of experience working on vintage motorcycles, with a speciality in Honda SOHC/4 with a focus on the CB750 and other models as well from 1966 - 1985.
______________________________________
1993 HRC RS125 | 1984 NS400R | 1974 Honda CB750/836cc (Calendar Girl) | 1972 CB 500/550 Yoshi Kitted 590cc | 1965 Honda CB450 Black Bomber | 1972 Suzuki T350 | 1973 88cc | Z50/Falcons Pit Bike | 1967 CA100| 1974 CB350 (400F motor)...and more.
______________________________________
See our latest build 'Captain Marvel' CLICK HERE

Offline dragracer

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Re: Anyone run a cd350f gas tank on a cb750a?
« Reply #8 on: July 09, 2017, 09:56:48 AM »
Looking good Medyo. Glad to know you found time to work on it again.

Offline Medyo Bastos

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Re: Anyone run a cd350f gas tank on a cb750a?
« Reply #9 on: July 09, 2017, 11:18:20 AM »
Yes, Frankie, all I lack is finishing


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Offline Sam Green Racing

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Re: Anyone run a cd350f gas tank on a cb750a?
« Reply #10 on: July 09, 2017, 11:34:27 AM »
Please answer my question Medyo.
C95 sprint bike.
CB95 hybrid race bike
CB95 race bike
CB92
RS 175. sprint/land speed bike
JMR Racing CB750A street ET drag bike

Offline Medyo Bastos

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Re: Anyone run a cd350f gas tank on a cb750a?
« Reply #11 on: July 09, 2017, 12:32:29 PM »
Sammy, that is the bike I am talking about; my seat is also a quick release for the same reason. The frame and engine are 78a, and the swingarm came off a zuki. I am into mixing and matching just like you, lol

Thanks for the pics Billy. 'Preciate both your help~


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Offline Bill/BentON Racing

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Re: Anyone run a cd350f gas tank on a cb750a?
« Reply #12 on: July 09, 2017, 12:49:02 PM »
Samauto is a 76 model
BentON Racing Website
OEM Parts | Service | Custom Builds
BentON Racing Facebook
Over 35 years of experience working on vintage motorcycles, with a speciality in Honda SOHC/4 with a focus on the CB750 and other models as well from 1966 - 1985.
______________________________________
1993 HRC RS125 | 1984 NS400R | 1974 Honda CB750/836cc (Calendar Girl) | 1972 CB 500/550 Yoshi Kitted 590cc | 1965 Honda CB450 Black Bomber | 1972 Suzuki T350 | 1973 88cc | Z50/Falcons Pit Bike | 1967 CA100| 1974 CB350 (400F motor)...and more.
______________________________________
See our latest build 'Captain Marvel' CLICK HERE

Offline Sam Green Racing

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Re: Anyone run a cd350f gas tank on a cb750a?
« Reply #13 on: July 09, 2017, 02:17:12 PM »
Sammy, that is the bike I am talking about; my seat is also a quick release for the same reason. The frame and engine are 78a, and the swingarm came off a zuki. I am into mixing and matching just like you, lol

Thanks for the pics Billy. 'Preciate both your help~


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It might not be a problem then.
When I tried to fit an extended RC swing arm to the Auto frame, it went in perfect but the left hand shock, wheel and drive chain were well out because the arm was intended for use with the K models which are different to the F and A models.
 Using the Suzuki arm, you'll have all these thing to figure out for yourself, I was just trying to be helpful.

alignment
C95 sprint bike.
CB95 hybrid race bike
CB95 race bike
CB92
RS 175. sprint/land speed bike
JMR Racing CB750A street ET drag bike

Offline dragracer

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Re: Anyone run a cd350f gas tank on a cb750a?
« Reply #14 on: July 09, 2017, 02:22:00 PM »
MEdyo, did you install bushings in the arm so it would pivot to allow  you to use shocks?

Offline Medyo Bastos

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Re: Anyone run a cd350f gas tank on a cb750a?
« Reply #15 on: July 09, 2017, 03:35:35 PM »
Frankie swingarm is only in kocm up at the moment.  will be copying shock mounts, and pivot off a rc swingarm i have. thank you for looking out and stressing that to me  ;D

Offline Medyo Bastos

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Re: Anyone run a cd350f gas tank on a cb750a?
« Reply #16 on: July 09, 2017, 03:37:35 PM »
Sammy, that is the bike I am talking about; my seat is also a quick release for the same reason. The frame and engine are 78a, and the swingarm came off a zuki. I am into mixing and matching just like you, lol

Thanks for the pics Billy. 'Preciate both your help~


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It might not be a problem then.
When I tried to fit an extended RC swing arm to the Auto frame, it went in perfect but the left hand shock, wheel and drive chain were well out because the arm was intended for use with the K models which are different to the F and A models.
 Using the Suzuki arm, you'll have all these thing to figure out for yourself, I was just trying to be helpful.

alignment

thank you for the pointers, your efforts are greatly appreciated sammy!  more to come!  the only thing i lack is finishing  ;D

Offline dragracer

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Re: Anyone run a cd350f gas tank on a cb750a?
« Reply #17 on: July 09, 2017, 04:54:17 PM »
Frankie swingarm is only in kocm up at the moment.  will be copying shock mounts, and pivot off a rc swingarm i have. thank you for looking out and stressing that to me  ;D

😁, have to keep my people safe.