Author Topic: Honda CB72 (Benly)  (Read 19772 times)

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martin.g.g

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Honda CB72 (Benly)
« on: January 24, 2007, 01:38:13 AM »
Just got back from visiting my brother in Laws ex Honda CB92 that he sold a few moths back. Now rebuilt

Bike with my brother in law and Dave who has a vast collection of old bikes
« Last Edit: January 24, 2007, 01:40:49 AM by martin.g.g »

martin.g.g

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Re: Honda CB72 (Benly)
« Reply #1 on: January 24, 2007, 01:44:48 AM »
The bike as he sold it. Just could not afford to restore it and it had been sitting in my mums garage for 15 + years waiting to be finished.It was missing the front brake (one on it not the right one). Fuel tank leaking + various hard to find expensive small bits
« Last Edit: January 24, 2007, 01:47:36 AM by martin.g.g »

Offline CBGBs

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Re: Honda CB72 (Benly)
« Reply #2 on: January 24, 2007, 02:54:28 AM »
Sweet old Honda!  8)
'66 CB77 Superhawk  '73 CB350G Cafe  '75 CB400F '65 S90  '78 CB750 SS

Offline bill440cars

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Re: Honda CB72 (Benly)
« Reply #3 on: January 24, 2007, 05:37:29 AM »




                 Oh yeah, the CB92's were a treasure! 8)

                                                Later on, Bill :) ;)
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PRAYERS ALWAYS FOR: Bre, Jeff & Virginia, Bear, Trevor & Brianna ( Close Friend's Daughter)
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Offline hahnda

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Re: Honda CB72 (Benly)
« Reply #4 on: January 24, 2007, 06:39:26 AM »
Would have thought about the possibility of trading off the wife for that one.

What I wish is that there was a larger version of that benly. Yeah the CA77 dream could be built into something similar possibly but a 500cc bike that had the looks of that benly? That would be the ticket.
Kevin
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Offline gerhed

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Re: Honda CB72 (Benly)
« Reply #5 on: January 24, 2007, 07:56:20 AM »
Great looking machine.
I have a CA95 Benly Touring in "rude" shape.
I have now been inspired to work on it.
Rides: 75 CB750F, 48 Indian Chief, 67 Triumph TR6, 63Honda CA95
          83 XL600R in CB360 Frame
          3-wheel electric tilting cycle

Offline hahnda

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Re: Honda CB72 (Benly)
« Reply #6 on: January 24, 2007, 08:00:38 AM »
Great looking machine.
I have a CA95 Benly Touring in "rude" shape.
I have now been inspired to work on it.

Look anything like my "rough" pair?

Kevin
CB750K4 in pieces
CB750K3 with F trim
CB750K7
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Offline heffay

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Re: Honda CB72 (Benly)
« Reply #7 on: January 24, 2007, 09:07:14 AM »
Look anything like my "rough" pair?
wow!  rough is an understatement... nice headers  :D
Today: '73 cb350f, '96 Ducati 900 Supersport
Past Rides: '72 tc125, '94 cbr600f2, '76 rd400, '89 ex500, '93 KTM-125exc, '92 zx7r, '93 Banshee, '83 ATC250R, 77/75 cb400f

Offline hahnda

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Re: Honda CB72 (Benly)
« Reply #8 on: January 24, 2007, 09:19:05 AM »
While it is deceiving, the blue bike is in pretty good condition. It has a set of pipes on it it that are almost perfect. Its missing very little. Now the red one, that's another story. Its a '63 and in really rough shape. It has a few oddities about it since it was the early version so it was worth its purchase price. Did you notice the nice seat cover on the blue one? Denim jean material with the added bonus of a built in seat pocket!
Kevin
CB750K4 in pieces
CB750K3 with F trim
CB750K7
CB500 Cafe Project
CB750 Cafe

Offline heffay

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Re: Honda CB72 (Benly)
« Reply #9 on: January 24, 2007, 09:23:46 AM »
Denim jean material with the added bonus of a built in seat pocket!
so do you often tell your bike she has a nice a$$

hey, whatever, storage is storage  :)
Today: '73 cb350f, '96 Ducati 900 Supersport
Past Rides: '72 tc125, '94 cbr600f2, '76 rd400, '89 ex500, '93 KTM-125exc, '92 zx7r, '93 Banshee, '83 ATC250R, 77/75 cb400f

Offline hahnda

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Re: Honda CB72 (Benly)
« Reply #10 on: January 24, 2007, 09:25:58 AM »


so do you often tell your bike she has a nice a$$



Umm no I don't. Actually the seat was so ugly I had to immediately remove it from the bike and hide it. 
Kevin
CB750K4 in pieces
CB750K3 with F trim
CB750K7
CB500 Cafe Project
CB750 Cafe

Offline dagersh

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Re: Honda CB72 (Benly)
« Reply #11 on: January 24, 2007, 11:25:25 AM »
Here is my '62 CA95.  It was sitting in my Dad's Garage for 25+ years, until I pulled it out and had it restored.  i still have to cosmetically restore the engine, but she runs excellent.  Fun bike, you always feel like you are racing because the throttle is always open!

1962 CA95
1966 Black Bomber
1966 CA77 Dream
1967 Superhawk
1970 CB750K0
1972 CL350
1972 CB450/500 Custom
1972 CB500K1
1975 CB550F
1976 CB400F
1975 CB750 Future Restoration
1976 CB750K6
1976 CB750F
1976 GL1000


1968 Suzuki T500 Cobra
1990 BMW K1
2001 'Busa
2003 RC 51
Bunch of Guzzi's

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Re: Honda CB72 (Benly)
« Reply #12 on: January 24, 2007, 11:50:48 AM »
Are the front forks rigid??
Doug

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Offline bill440cars

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Re: Honda CB72 (Benly)
« Reply #13 on: January 24, 2007, 12:28:14 PM »


        No, they're not rigid forks. There are shocks,springs and arms(which are located in the lower part of the fork housing. Looks can be deceiving.

                                                     Later on, Bill :) ;)
Member # 1969
PRAYERS ALWAYS FOR: Bre, Jeff & Virginia, Bear, Trevor & Brianna ( Close Friend's Daughter)
"Because HE lives, I can Face Tomorrow"                  
 You CAN Teach An Old Dog New Tricks, Just Takes A Little Bit Longer & A Lot More Patience!! 
             
Main Rides: '02 Durango, '71 Swinger & Dad's '93
                  Dakota LE 4x4 '66 CB77 & '72 SL350K2
Watch What You Step Into, It Could  End Up A Mess!

Offline Sam Green Racing

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Re: Honda CB72 (Benly)
« Reply #14 on: January 29, 2007, 03:21:11 PM »
Wow guys, now you're talking my sort of bikes. ;D ;D ;D
As a few members know, I have been racing Benlys since the early 60s.
I have several different configureations of motors for use in road race and sprint events, through to methanol and Nitro motors for drag and top speed events.
Anyone needing any info on these motors, just give me a call.
I dont have any decent pics to post but if you go to www.thundersprint.com.... scroll down untill you find starting sprinting......then scroll down to the second pic,.....that is a pic of my big bore motored bike, out to a full 175cc.
It is very high compression and although it proved quite fast it would benefit from running on alcohol.
It was in the development stage when that pic was taken.

Sam. ;)

P.S. I think my own head must be high comp as I love to consume alcohol ;D ;D ;D ;D ;D Hic :D
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 heffay

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Re: Honda CB72 (Benly)
« Reply #15 on: January 29, 2007, 06:55:30 PM »
sam... you're a god.
Today: '73 cb350f, '96 Ducati 900 Supersport
Past Rides: '72 tc125, '94 cbr600f2, '76 rd400, '89 ex500, '93 KTM-125exc, '92 zx7r, '93 Banshee, '83 ATC250R, 77/75 cb400f

Offline hahnda

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Re: Honda CB72 (Benly)
« Reply #16 on: January 29, 2007, 07:08:27 PM »
Well Sam, I don't have one of the CB models but I do have 3 of these CA's laying around along with a few spares. How did one go about building one of these up into a racer back in the day? I kind of had hopes of attempting to turn my red early CA into quasi looking CB92 replca on some level. Wasn't going to go as far as getting one of those tanks but wanted to get some flat bars, race seat, cut off bent rear fender, swap in new fender in front, rearsets, flyscreen, you know, stuff like that.
Kevin
CB750K4 in pieces
CB750K3 with F trim
CB750K7
CB500 Cafe Project
CB750 Cafe

Offline Sam Green Racing

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Re: Honda CB72 (Benly)
« Reply #17 on: January 29, 2007, 07:20:48 PM »
Heff
                                  ::) ::)
                             ::)           ::)
                          ::)                 ::)
                        ::)     ::)      ::)     ::)
I know I am     ::)             ::)           ::)
                      ::)      ::)          ::)   ::)
                        ::)        ::)   ::)     ::)
                           ::)                 ::)
                              ::) ::) ::) ::)
                                  
Sam God ;D ;D ;D ;D ;D ;D ;D ;D ;D ;D ;D ;D ;D
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 Jonesy

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Re: Honda CB72 (Benly)
« Reply #18 on: January 29, 2007, 07:39:12 PM »
Here, Hahnda... A goal for you to work towards:





I love my little Benly!
"Every time I start thinking the world is all bad, then I start seeing people out there having a good time on motorcycles; it makes me take another look." -Steve McQueen

Offline hahnda

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Re: Honda CB72 (Benly)
« Reply #19 on: January 29, 2007, 07:45:59 PM »
Too boring..........



Transformed into this.



And then to this.




Kevin
CB750K4 in pieces
CB750K3 with F trim
CB750K7
CB500 Cafe Project
CB750 Cafe

Offline heffay

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Re: Honda CB72 (Benly)
« Reply #20 on: January 29, 2007, 08:03:45 PM »
yes... picnic table bike stands and seagrams to help to ease the boredom factor  ;D

sam... what the %*&* is that?
Today: '73 cb350f, '96 Ducati 900 Supersport
Past Rides: '72 tc125, '94 cbr600f2, '76 rd400, '89 ex500, '93 KTM-125exc, '92 zx7r, '93 Banshee, '83 ATC250R, 77/75 cb400f

Offline Sam Green Racing

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Re: Honda CB72 (Benly)
« Reply #21 on: January 29, 2007, 08:18:12 PM »
Well Sam, I don't have one of the CB models but I do have 3 of these CA's laying around along with a few spares. How did one go about building one of these up into a racer back in the day? I kind of had hopes of attempting to turn my red early CA into quasi looking CB92 replca on some level. Wasn't going to go as far as getting one of those tanks but wanted to get some flat bars, race seat, cut off bent rear fender, swap in new fender in front, rearsets, flyscreen, you know, stuff like that.

I had the same problem Kev.

When I first started racing them I had a C95, not quite as hot in the engine department as the CA/B95.
At the time my mate John had a fully race kitted CB92 and he only weighed 112lbs, it was a flyer.
When both bikes were paired right down for sprinting they both weighed the same (all the road clutter off and fitted with C100 Cub front ends).
My mate John was a full second quicker over the quarter mile due to his weight and about 4.5 bhp more than me.
In the mid 70s John  lost his life when he crashed a TDIC Yamaha at a sprint in South Wales.
I was Racing in Holland at the time and was gutted to hear the news on my return.
I only did one more meeting after that, Also on a Yamaha and on the same track then hung up my leathers.
At the start of the 90s my son had got into bikes and he dragged me back into it.
I resurected the 95 and set about determined to make it equal Johns times and speed,..16sec quarter and 99mph top speed on a flyer.
I am now at the stage where I can't get my weight down, instead I have managed to get the weight of the bike down to 139lbs.
The motor is turning about 18bhp (not been on the dyno yet but quite confident) and is not in the clapped out state that we used to run them in. ;D ;D ;D
All of the development of the motor has been on eighth mile strips, a distance that we never ran over in the 60s, but the bike feels a lot more livley to what it did.
I decided to build a second bike that was capable of stoping and going round corners,and the result was a bike like you are asking about.
I fitted aloy rims to the stock 6" brakes (CB92 to costley and hard to locate) and made a fibre glass mold from a tank loaned to me and turned my own glass tank out from it.
A friend had a seat mold and made me a seat base as in the race kit and I managed to get a set of CB92 foot rests and a brake peddle.
Bollocks to spending a fortune on rocking horse #$%* CB92 stuff when the C stuff can be made to go just as quick. ;D
PM me your address Kev and I'll send you some pics to give you some Ideas.
One thing you can't do is run a front fender as the Benly Sports was conected to the large front brake.
Helping Chris develope the CR750 and work on my RS175 has sadley pushed the Benlys to the back of the workshop but they will return ;) ;) ;)

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 Sam Green Racing

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Re: Honda CB72 (Benly)
« Reply #22 on: January 29, 2007, 08:22:06 PM »
yes... picnic table bike stands and seagrams to help to ease the boredom factor  ;D

sam... what the %*&* is that?

Were you reffering to all them roll eyes ? :D

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 heffay

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Re: Honda CB72 (Benly)
« Reply #23 on: January 29, 2007, 08:28:03 PM »
hahaaaa... i had to get elizabeth in here. 
she told me to back off from the computer and it all came into "focus".
your smiley is very misshapen there sam but, i understand... your spirits are high  ;)
Today: '73 cb350f, '96 Ducati 900 Supersport
Past Rides: '72 tc125, '94 cbr600f2, '76 rd400, '89 ex500, '93 KTM-125exc, '92 zx7r, '93 Banshee, '83 ATC250R, 77/75 cb400f

Offline Sam Green Racing

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Re: Honda CB72 (Benly)
« Reply #24 on: January 29, 2007, 08:45:00 PM »
It's not easy making a great big head out of smilies but being a god, I knew I could do it ::) ::) ::) ::) ::) ::) ;D ;D ;D ;D ;D ;D

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