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Original Minifins
Posted: Sun Nov 07, 2010 10:33 pm
by AustinSuperSeven
Hello all.
I've just got hold of some original Minifins and would like to know if it's possible to put a new liner in them?
Many thanks
George
Re: Original Minifins
Posted: Mon Nov 08, 2010 9:09 am
by guru_1071
anything is possible, but i suspect that getting a cast iron ring made and machined to such a small size, then fitted to a set of 40 year old alloy brake drums will be, shall we say, a little expensive.
you can get this done for the larger prewar cars - it aint cheap for them!
Re: Original Minifins
Posted: Mon Nov 08, 2010 1:31 pm
by sclemow
How much life is left on them?
I had mine turned very slightly to clean up the iron liner.
Re: Original Minifins
Posted: Thu Nov 11, 2010 12:00 pm
by mk1
The cast iron linning in a Minifin is not an insert, it is actually cast in place. To "recondition" them by replacing the iron lining entirely is impossible, but as has been said above a skim as thin as possible to clean the liner up would be worth a try. This was actually a mod in the day to improve braking by increasing the area all be it very slightly.
Re: Original Minifins
Posted: Fri Nov 12, 2010 4:54 am
by Spitz
mk1 wrote:The cast iron linning in a Minifin is not an insert, it is actually cast in place. To "recondition" them by replacing the iron lining entirely is impossible, but as has been said above a skim as thin as possible to clean the liner up would be worth a try. This was actually a mod in the day to improve braking by increasing the area all be it very slightly.
I can't see taking a few thou. off be of any benefit what-so-ever. " very slightly " would be an over statement.
Re: Original Minifins
Posted: Fri Nov 12, 2010 7:30 am
by mk1
I can't see taking a few thou. off be of any benefit what-so-ever. " very slightly " would be an over statement.
Well mr Trickey reckoned it was worth a bit of extra braking effort in "Building & Racing an 850 Mini".
Re: Original Minifins
Posted: Sun Nov 14, 2010 3:22 pm
by Matty
It would also help reduce the unsprung weight! Every little helps...
