On Thu, 18 Jan 1996, Milo V. Kral wrote:
> 4) machine out a hole in the new wheel slightly smaller than 1.5" (can't
>remember how small, but it can be calculated if you know the thermal
>coeefficent of expansion for aluminum: see #5-7)
> 5) place the splined sleeve in liquid nitrogen
> 6) after the sleeve reaches -196C, place it (using tongs and hammer of
>course) in the new wheel hub.
> 7) make sure it's positioned correctly because as it warms up, you'll have
>a press fit like you wouldn't believe.
Well, I'd think you would not want to make the hole more than a
thousandth or so smaller than the sleeve, or you'd have yourself a split
hub when it warms up.
And only an academic would casually suggest using liquid nitrogen in your
mg repair! It's useful stuff to have in your garage, folks. Got a stud
that can't be removed from the block? Turn the block over and stick the
stud in a beaker of liquid nitrogen. Have a little fire? Throw liquid
nitrogen on it (make sure you don't get excited and grab the thermos of
liquid oxygen, though). The possibilities are endless, but I warn you,
don't get the end of your dipstick in the stuff... it will freeze and
Ray Gibbons Dept. of Molecular Physiology & Biophysics
Univ. of Vermont College of Medicine, Burlington, VT
email@example.com (802) 656-8910