Overheating 3208 in a 90SP36

[Stephen Birtles]

The Guy that builds our rad tanks says that the inrad cooler is
undersized by at least 30 percent when we rebuilt our rad we bulked up
on the rad cooler size and changed to transynd
Stephen 77fc35

--- In WanderlodgeForum@yahoogroups.com, "Jeff Miller"
wrote:
>
> No.
>
> With the 250hp in '84, there were some high-ambient-
> temp/towing/mountain issues with transmission temperatures, BB
> recognized this and offered an upgrade to an external trans cooler like
> the '87-'89 had, ... abandoning the in-radiator cooler and adding the
> new one to the outlet hose from the radiator.
>
> Running Allison Transynd (synthetic) or Mobil 1 synthetic will lower
> transmission temps, it is better at carrying the heat away from the
> transmission. For the transmissions with internal retarders I consider
> it a must, ... but that's me.
>
> Many people have no problems running with a toad and running normal
> thransmission temperatures, and the 4.89:1 gears are short enough that
> the RPMs are kept fairly high. If you end up with low RPMs and torque-
> converter out of lockup for extended periods, you will see higher temps.
>
> The '84-up models have a transmission temperature gauge, makes it
> easier to watch.
>
> - Jeff Miller
> in Holland, MI
>
>
>
> --- In WanderlodgeForum@yahoogroups.com, "Gardner Yeaw"
> wrote:
> >
> >
> > If I read the suggestions correctly, in an FC with the 4.88 gears
> > and towing something an auxillary trany cooler would almost be a
> > must.
> >
> > Gardner Almost a be.
>