Anyone who wants a more complete detailed article on
the Chrysler semi-automatics, I wrote a paper for the
WPC club describing them in detail. I can send it
(privately) in PDF format to any member who wants to
e-mail me.
--- Rog & Jan van Hoy <vanhilla@xxxxxxxxxxxx> wrote:
> Those of you who haven't driven a car with
> clunk-o-matic
> have missed out. Taking your foot off the
> "foot-feed" and
> waiting for the clunk is a real experience,
> especially when
> passing.
>
> There is no lockup fluid coupling on either Fluid
> Drive or
> Fluid-Torque Drive as there is on a modern torque
> converter.
> The only '50's lockup converter I've heard of is the
> Packard
> Ultramatic.
>
> The name "Gyromatic" is exclusive to Dodge. Each
> make had
> their own trade name for the semi-automatic, though
> the
> technology was the same. Pre-war Chrysler
> semi-automatics
> were vacuum-controlled and were hence called
> Vacamatics;
> post-war were hydraulically activated Prestomatics.
>
> --Roger van Hoy, '55 DeSoto, '58 DeSoto, '42 DeSoto,
> '66
> Plymouth, '81 Imperial, Washougal, WA
>
>
> ----- Original Message -----
> | For a long time, I was sad that my '52s did not
> have a
> Powerflite, but after
> | driving the car for a while (it had been many
> years since
> I had driven a
> | Gyromatic, and then it was with a puny 6 in a
> Dodge) I
> found that I really
> | like it. An advantage is that the fluid coupling
> completely locks up at
> | higher revs, so highway mileage is a little better
> because
> of the reduced
> | slippage.
> |
> | But it's all good and they're all good!!!
> |
> | John
>
>
>
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