Hi all
I seem to have a vague memory of reading a post or article some time ago
describing how to replace the factory "coating" on the inner cylinder
wall or where to send it to have this done. This coating is necessary
for the proper functioning of the unit. Does this ring a bell for anyone ?
Cheers
Bob Tarwater
BJ7
Blue One Hundred wrote:
>Bob -
>
>Mine didn't last because the cylinder wall was shot
>and at that time (late 80's) there was no one who was
>sleeving these things.
>
>Regards,
>
>Alan
>
>'53 BN1 '64 BJ8
>
>--- Bob Spidell <bspidell@pacbell.net> wrote:
>
>
>>Begs the question ...
>>
>>Why will they work for 120,000+ miles over 30+
>>years--mine did--then only
>>go 10,000 after a proper rebuild (inc. re-sleeving
>>if necessary).
>>
>>I'm presuming this isn't because of the cylinder
>>wall hardness breaking down
>>or being destroyed by honing, which we've
>>established is a no-no.
>>
>>
>>bs
>>********************************************
>>Bob Spidell San Jose, CA
>>bspidell@pacbell.net
>>'67 Austin-Healey 3000 '56 Austin-Healey
>>100M
>>********************************************
>>
>>
>>
>>
>>>Bob -
>>>
>>>All that means is you probably have 3,500 miles
>>>
>>>
>>left
>>
>>
>>>until you have to re-build the booster again!
>>>
>>>I rebuilt my old BJ8 brake booster two times...
>>>
>>>
>>each
>>
>>
>>>time it worked great, but only lasted about 10,000
>>>miles. Finally got fed up and bought the PBR
>>>diaphram unit... that's been working flawlessley
>>>
>>>
>>now
>>
>>
>>>for 10 years.
>>>
>>>The rebuild shops can resleeve a unit if
>>>
>>>
>>necessary....
>>
>>
>>>Regards,
>>>
>>>Alan
>>>
>>>'53 BN1 '64 BJ8
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