Gearbox bellcrank - removing the rollpin?

Gearbox bellcrank - removing the rollpin? was created by davidej

Posted 5 years 5 months ago #190700
I am in the last stages of installing my Slickshift and can't get the roll pin to move.

The rear of the car is well up on axle stands. I have doused it over several days with Plusgas and have fashioned a block of oak to go between the shaft and casing to transmit the shock loads. I then tried to shift the pin using a drift and clump hammer but it is not easy to exert much force upside down.

Any alternative suggestions?
by davidej

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Replied by David Aiketgate on topic Gearbox bellcrank - removing the rollpin?

Posted 5 years 5 months ago #190701
Can you try pressing it out with a screw clamp?

David
:shrug:

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Replied by VX54NEW on topic Gearbox bellcrank - removing the rollpin?

Posted 5 years 5 months ago #190702
Had similar problem last year fitting an MG Mania bellcrank,which works fantastically by the way.
I now know why its also known as a bitch pin.!!:rant: :rant: :rant:
To remove it I tried a screw clamp with no joy and ended up drilling out the center of the pin with ever increasing diameter cobalt drills and cutting oil untill the pins grip on the shaft was reduced enough to allow me to drift it out with hammer and punch.
It did take a lot of time and effort but the resulting improvement in gearshift was worth it.:woohoo: :woohoo:

PS this method only works if you have a new pin to fit :slapme: :slapme:
Last Edit:5 years 5 months ago by VX54NEW
Last edit: 5 years 5 months ago by VX54NEW. Reason: addition

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Replied by davidej on topic Gearbox bellcrank - removing the rollpin?

Posted 5 years 5 months ago #190718
David

I have tried a G-cramp and a home-make jig to press it out. You can only get the jaw of a smsllish cramp between the shaft and casing. My clamp was just bending open rather than moving the pin.

VX54

I have thought about that and may yet have to resort to it. But I know pin is made out of spring steel which is really hard.
by davidej

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Replied by davidej on topic Gearbox bellcrank - removing the rollpin?

Posted 5 years 5 months ago #190721
That looks the job. Bitch pin - yes!

£30 to use once - anyone gut one to lend or hire?
by davidej

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Replied by davidej on topic Gearbox bellcrank - removing the rollpin?

Posted 5 years 5 months ago #190761
The tool arrived today.

Because of the proximity of the sheet metal arms and the welds, I had to grind a lot of metal off one side of the tool to get it to sit in place properly. Once that was done it was easy peasy.

If anyone wants to borrow this, please PM me
Last Edit:5 years 4 months ago by davidej
Last edit: 5 years 4 months ago by David Aiketgate. Reason: Sorted pics
The following user(s) said Thank You: David Aiketgate

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Replied by davidej on topic Gearbox bellcrank - removing the rollpin?

Posted 5 years 5 months ago #190762
Sorry the photos are a cock-up.

First attempt!
by davidej

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Replied by David Aiketgate on topic Gearbox bellcrank - removing the rollpin?

Posted 5 years 4 months ago #190776

davidej wrote: Sorry the photos are a cock-up.

First attempt!

Fixed

David
:shrug:

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Replied by talkingcars on topic Gearbox bellcrank - removing the rollpin?

Posted 4 years 10 months ago #192379
I had the same problem so I bought the same tool and had the same problem so I used the same fix.

Having several cars that I can use the tool on I could justify having it in the tool box.


Home to black Alfa Romeo 159 3.2 V6 Q4 ,green MGF VVC and red MG Maestro T16.

MG - the friendly marque.

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Replied by talkingcars on topic Gearbox bellcrank - removing the rollpin?

Posted 4 years 9 months ago #192389
I also used the tool to press the pin back in to place.


Home to black Alfa Romeo 159 3.2 V6 Q4 ,green MGF VVC and red MG Maestro T16.

MG - the friendly marque.

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Replied by The driving dutchman on topic Re:Gearbox bellcrank - removing the rollpin?

Posted 4 years 9 months ago #192398
Can anyone tell me the size of the bolt of this tool? I think i can make one myself.

Verstuurd vanaf mijn SM-G950F met Tapatalk

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