I agree completely with the comments on hydraulic jacks BUT never never 
use bricks, concrete blocks or other brittle supports. Use wood for 
instance. Use steel car supports (if you trust the weld and country of 
origin quality controls).

:-)Craig

On Fri, 14 Apr 1995, Robert L. Armitage wrote:

> Excerpts from internet.listserv.vanagon: 13-Apr-95 Re:  extra jack? by
> Richard@unity.ncsu.edu 
> > Although I suppose you mean a stock jack, I highly recommend that
> > everyone who works on their bus have a good,sturdy floor jack. I got the
> 
> Let us not forget that hydraulic jacks can fail at a moments notice!
> Pack your jack-stands, a bunch of bricks, whatever to put under there as well.
> DO NOT TRUST that floor jack.  I've seen one fail catastrophically , and
> heard several other horror stories..  (the seals gave way,and they just
> collapsed!)
> Really an eye opener!
> 
> --
> 
> Buz...                          
> Rob Armitage     Carnegie Mellon University   
> buz+@cmu.edu   or:  ra1d@andrew.cmu.edu or:
> ....!{ucbvax,harvard}!andrew.cmu.edu!ra1d+
> "Diplomacy:  The art of saying NICE DOGGY until you can find a rock."
>