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Mini 25 Full Rebuild


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#226 Ben_O

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Posted 27 May 2014 - 04:02 PM

Great job Ben - keep it up :thumbsup:

Thanks!



#227 SAL 821X

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Posted 28 May 2014 - 07:56 AM

Look really good Ben just one question though....?

 

Are you going to seal it with some lacquer or something surely it will oxidise quite quickly and look crappy again.



#228 Ben_O

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Posted 28 May 2014 - 08:15 AM

Look really good Ben just one question though....?

 

Are you going to seal it with some lacquer or something surely it will oxidise quite quickly and look crappy again.

Not sure mate.

Once the car is finished, it will be kept in a heated garage and only used when the sun is out so probably won't be a problem.

Besides that, as it won't be a daily, and more of a car to do shows in, it will get regular cleaning and detailing so will just keep it polished.

 

If it oxidises really quickly and i get fed up, then i will.

 

Cheers

 

Ben



#229 Carlos W

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Posted 28 May 2014 - 08:20 AM

There are polishes out there that put a layer of kind of wax over which will slow down oxidation.

In fact, normal car polish may work

#230 Ben_O

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Posted 28 May 2014 - 09:48 AM

Well once it is built back up, it will go in my chest with other completed parts which i will keep inside so it will be ok until fitting.

 

I will give it another proper polish before i fit it and then try some wax on it.

 

I toshed some black over the vacuum servo but can't decide if i like it gloss or whether it would look better matt or satin. It wouldn't have been painted originally but it will last better if painted.

I think gloss would suit the finish of the distributer casting but no doubt i will change my mind

 

DSCF0710_zps3956c843.jpg

 

Ben



#231 Ben_O

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Posted 29 May 2014 - 02:13 PM

Ta Da!

 

DSCF0716_zps276d88be.jpg

 

DSCF0714_zpsce588095.jpg

 

I'm fairly pleased with it although it will need a new resistor when i come to fit it as the one fitted is quite pitted and i don't even know if it is any good.

 

So it's now nestled in my chest with the other finished parts.

 

DSCF0723_zps2df24ee0.jpg

 

Ben



#232 Quinton1275

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Posted 29 May 2014 - 04:46 PM

Ta Da!

 

DSCF0716_zps276d88be.jpg

 

DSCF0714_zpsce588095.jpg

 

I'm fairly pleased with it although it will need a new resistor when i come to fit it as the one fitted is quite pitted and i don't even know if it is any good.

 

So it's now nestled in my chest with the other finished parts.

 

DSCF0723_zps2df24ee0.jpg

 

Ben

Hi, just want to say awesome rebuild!! Im from South Africa, just want to know a quick question how did you get the distributer and carb polished up like that?



#233 Ben_O

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Posted 29 May 2014 - 05:21 PM

With alot of patience quniton1275!

 

Started out with the rough distributer casting which is pictured above. I clamped it down to my bench to stop it moving and then used a flat file to remove the casting marks that run the length of the casting on each side.

Next i used a piece of 80grit sandpaper on a rubber block to take out all of the scratches and the rough texture but tried to avoid too much working where the engraved lettering and numbers are as i wanted to retain them. Once it was uniform all of the way round and free of as many marks as i wanted, i went over it with a piece of 240 wet and dry on a block but used it dry to take down the 80 scratches.

Next i went over the whole thing again with 400 grit wet and dry, again using it dry on a rubber block until the 240 scratches were gone and then finished it off with one of those foam abrasive sanding sponges for decorating. It was 800 grit and i found it very good on the cylindrical casting as it is flexible.

 

Once it was sanded back fine you get the appearance almost like brushed aluminum but to get the shine, i just stood it up on the bench clamping it upright with a large g clamp to the bench and then spread some Farecla G3 cutting compound on the housing and then slipped a piece of cloth over it and then holding both ends of the cloth, pulled it back and forth with quite high pressure moving round the circumference of the housing until you get a desired shine.

The polishing method i used is very hard to explain but hopefully you get it!.

 

Once i was happy, i used a finer compound. I could have gone ALOT further and had it looking like chrome but it's not the look i want and i don't have the patience to polish it that much by hand.

Looking back at it now, i'm not 100% happy with it and it will probably get re-done. Infact the more i look at it the more i pick holes. It could be alot better.

 

The carb was a similar affair  but for the main body of the carb i used a plastic bristled wheel in a drill to clean the muck off and brighten the ally up but be careful as the plastic brush in the drill can easily smudge the cast alloy and it looks terrible.

Got the dash pot, i used the same method as the distributer and for the float chamber was a combination of the foam abrasive sponges and the plastic brush.

 

Note though that i didn't actually polish anything on the carb apart from the dash pot.

 

Thanks for looking and if i can help explain anything better, please ask.

 

Ben 



#234 Quinton1275

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Posted 29 May 2014 - 05:26 PM

With alot of patience quniton1275!

 

Started out with the rough distributer casting which is pictured above. I clamped it down to my bench to stop it moving and then used a flat file to remove the casting marks that run the length of the casting on each side.

Next i used a piece of 80grit sandpaper on a rubber block to take out all of the scratches and the rough texture but tried to avoid too much working where the engraved lettering and numbers are as i wanted to retain them. Once it was uniform all of the way round and free of as many marks as i wanted, i went over it with a piece of 240 wet and dry on a block but used it dry to take down the 80 scratches.

Next i went over the whole thing again with 400 grit wet and dry, again using it dry on a rubber block until the 240 scratches were gone and then finished it off with one of those foam abrasive sanding sponges for decorating. It was 800 grit and i found it very good on the cylindrical casting as it is flexible.

 

Once it was sanded back fine you get the appearance almost like brushed aluminum but to get the shine, i just stood it up on the bench clamping it upright with a large g clamp to the bench and then spread some Farecla G3 cutting compound on the housing and then slipped a piece of cloth over it and then holding both ends of the cloth, pulled it back and forth with quite high pressure moving round the circumference of the housing until you get a desired shine.

The polishing method i used is very hard to explain but hopefully you get it!.

 

Once i was happy, i used a finer compound. I could have gone ALOT further and had it looking like chrome but it's not the look i want and i don't have the patience to polish it that much by hand.

Looking back at it now, i'm not 100% happy with it and it will probably get re-done. Infact the more i look at it the more i pick holes. It could be alot better.

 

The carb was a similar affair  but for the main body of the carb i used a plastic bristled wheel in a drill to clean the muck off and brighten the ally up but be careful as the plastic brush in the drill can easily smudge the cast alloy and it looks terrible.

Got the dash pot, i used the same method as the distributer and for the float chamber was a combination of the foam abrasive sponges and the plastic brush.

 

Note though that i didn't actually polish anything on the carb apart from the dash pot.

 

Thanks for looking and if i can help explain anything better, please ask.

 

Ben 

Thanks a lot Ben!! going to be a beautiful mini when its done with the amount of TLC you giving it!

 

Thanks for the awesome description!

 

Quinton



#235 Ben_O

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Posted 29 May 2014 - 05:29 PM

No Problem  ;D



#236 Ben_O

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Posted 10 June 2014 - 08:08 PM

Just bought this...

 

DSCF09472_zps9b735b18.jpg

 

DSCF0947_zps5260e792.jpg



#237 rally515

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Posted 10 June 2014 - 08:09 PM

Ooooo!

 

 

Hmm, either trailer with a roof, or spare parts :proud:

 

Nice little find anyway :)



#238 Carlos W

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Posted 10 June 2014 - 08:10 PM

It could do with the dust brushed off it



#239 rally515

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Posted 10 June 2014 - 08:13 PM

It could do with the dust brushed off it

 

 

I agree,

 

 

 

 

 

Shame on you Ben, tut tut :lol:



#240 Carlos W

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Posted 10 June 2014 - 08:18 PM

 

It could do with the dust brushed off it

 

 

I agree,

 

 

 

 

 

Shame on you Ben, tut tut :lol:

 

 

It came out of my garage






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