Thermostat -- Caravan

On Thu, 28 Oct 2004, BeeP wrote:

> Thanks. DS, when you talk about fuel economy, are you referring to
> the coolant-temperature-controlled auto choke on the carb? As you
> probably know, if the coolant does not heat up, the Mikuni carb on the
> Mitz 2.6 continues to run on full choke, which kills any chance of
> fuel economy. OR, are you referring to higher temps being generally
> more beneficial to combustion

Both.

> BTW, Autozone web site lists 180 as OEM temp. Do temp requirements
> increase with age?

No, and I may have been incorrect, but you need to check FACTORY
literature rather than depending on the error-riddled catalogues at
Autobone.

Thanks. Checked with a dealer parts person, who also owned one of
these cars.
He said only the earliest models used 180.
He was pretty sure the 2.6L engines built after around 9/85 used 195
degree thermostat...
Bob
"Daniel J. Stern" > wrote in message
n.umich.edu...
> On Thu, 28 Oct 2004, BeeP wrote:
>
> > Thanks. DS, when you talk about fuel economy, are you referring
to
> > the coolant-temperature-controlled auto choke on the carb? As you
> > probably know, if the coolant does not heat up, the Mikuni carb on
the
> > Mitz 2.6 continues to run on full choke, which kills any chance of
> > fuel economy. OR, are you referring to higher temps being
generally
> > more beneficial to combustion
>
> Both.
>
> > BTW, Autozone web site lists 180 as OEM temp. Do temp requirements
> > increase with age?
>
> No, and I may have been incorrect, but you need to check FACTORY
> literature rather than depending on the error-riddled catalogues at
> Autobone.


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Thanks. Checked with a dealer parts person, who also owned one of
these cars.
He said only the earliest models used 180.
He was pretty sure the 2.6L engines built after around 9/85 used 195
degree thermostat...
Bob
"Daniel J. Stern" > wrote in message
n.umich.edu...
> On Thu, 28 Oct 2004, BeeP wrote:
>
> > Thanks. DS, when you talk about fuel economy, are you referring
to
> > the coolant-temperature-controlled auto choke on the carb? As you
> > probably know, if the coolant does not heat up, the Mikuni carb on
the
> > Mitz 2.6 continues to run on full choke, which kills any chance of
> > fuel economy. OR, are you referring to higher temps being
generally
> > more beneficial to combustion
>
> Both.
>
> > BTW, Autozone web site lists 180 as OEM temp. Do temp requirements
> > increase with age?
>
> No, and I may have been incorrect, but you need to check FACTORY
> literature rather than depending on the error-riddled catalogues at
> Autobone.


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On Thu, 28 Oct 2004, BeeP wrote:

> Thanks. Checked with a dealer parts person, who also owned one of these
> cars. He said only the earliest models used 180. He was pretty sure the
> 2.6L engines built after around 9/85 used 195 degree thermostat...

Matches my understanding.

On Thu, 28 Oct 2004, BeeP wrote:

> Thanks. Checked with a dealer parts person, who also owned one of these
> cars. He said only the earliest models used 180. He was pretty sure the
> 2.6L engines built after around 9/85 used 195 degree thermostat...

Matches my understanding.

DS, thanks.
Scored a 195 and engine runs like a charm, chokes properly and heats
like a furnace.
Bob

"Daniel J. Stern" > wrote in message
n.umich.edu...
> On Thu, 28 Oct 2004, BeeP wrote:
>
> > Thanks. Checked with a dealer parts person, who also owned one of
these
> > cars. He said only the earliest models used 180. He was pretty
sure the
> > 2.6L engines built after around 9/85 used 195 degree thermostat...
>
> Matches my understanding.


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DS, thanks.
Scored a 195 and engine runs like a charm, chokes properly and heats
like a furnace.
Bob

"Daniel J. Stern" > wrote in message
n.umich.edu...
> On Thu, 28 Oct 2004, BeeP wrote:
>
> > Thanks. Checked with a dealer parts person, who also owned one of
these
> > cars. He said only the earliest models used 180. He was pretty
sure the
> > 2.6L engines built after around 9/85 used 195 degree thermostat...
>
> Matches my understanding.


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