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hydrovac questions
Posted: Tue Mar 18, 2008 4:51 am
by tom
How can i know what type of hydrovac is used on my '44 gmc cckw 353 and also is it difficult to rebuild it , do I need special tools for it, does it have to be pressure tested? before using it and is it true that you may only use mineral brake oil and not the silicone ones because it can affect the working of your hydrovac ? and where can i find replacement parts for it?
thanks
tom
Hydrovac Rebuild.
Posted: Wed Mar 19, 2008 2:53 pm
by Fernando Mendes
Tom, here in my city I looked for a technic story for rebuild mine.See the site "
www.normandy.it/jimmy.htm" about all kinds of hidrovac.Good luck.

Hydrovac
Posted: Tue Mar 25, 2008 2:29 pm
by rikgerards
Hallo Tom,
Look ad this here are some pictures about restoring a hydrovac. See yourself how deficult it is. Sorry its written in Dutch but i think the pictures tell enough.
http://home.hetnet.nl/~gerards_j/rembekrachtiger_1.htm
We didn't use any special tools.
Succes,
Rik