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-   -   Transmission wont go (FIXED, it will now!) (https://www.ford-trucks.com/forums/1547696-transmission-wont-go-fixed-it-will-now.html)

Mark Kovalsky 08-09-2018 07:16 AM


Originally Posted by wpnaes (Post 18129071)
It’s your $, but the 6.0 cooler will make more difference than a deep pan with tubes (not much air will flow thru those tubes with all the turbulence under the truck).

Plus the air under the truck is HOT. The cooling system dumps it's heated air under the truck, plus the exhaust runs through there. It's hard to cool something with hot air.

Flyboy1100 08-09-2018 08:58 AM


Originally Posted by Mark Kovalsky (Post 18131234)
Plus the air under the truck is HOT. The cooling system dumps it's heated air under the truck, plus the exhaust runs through there. It's hard to cool something with hot air.

i cant find the past posts i have seen reference something you have said in the past about optimum temps, so what is the optimum/desired temps to run this trans at? Is a continuous 140 too cold? I have debated a 6.0cooler, I almost bought one yesterday, buti have a feeling i will be sub 150F for my normal driving as I dont tow oftenand mostly just cruise interstate at 75ish

Stewart_H 08-11-2018 01:13 AM


Originally Posted by Flyboy1100 (Post 18131507)
i cant find the past posts i have seen reference something you have said in the past about optimum temps, so what is the optimum/desired temps to run this trans at?

You can find that information listed in the tech folder! ;)

Stewart

Mark Kovalsky 08-11-2018 07:55 AM

The trans was designed to run around 170-180F. Running it colder won't make it last longer, but will cut your fuel economy.

Flyboy1100 08-11-2018 10:37 AM


Originally Posted by Stewart_H (Post 18134166)
You can find that information listed in the tech folder! ;)

Stewart

i looked,maybe not hard enough prior to posting the question

Flyboy1100 08-11-2018 10:38 AM


Originally Posted by Mark Kovalsky (Post 18134315)
The trans was designed to run around 170-180F. Running it colder won't make it last longer, but will cut your fuel economy.

thanks, no 6.0 cooler for me

Stewart_H 08-11-2018 02:15 PM


Originally Posted by Flyboy1100 (Post 18134551)
i looked,maybe not hard enough prior to posting the question

:-X22

Tech folder > scroll to second post > Transmission, Differential, Driveline > 4R100 Transmissions Temps. What is too hot?

Stewart :-drink

Flyboy1100 08-11-2018 07:50 PM


Originally Posted by Stewart_H (Post 18134799)
:-X22

Tech folder > scroll to second post > Transmission, Differential, Driveline > 4R100 Transmissions Temps. What is too hot?

Stewart :-drink

yup, but i wanted averages/optimum. either way I have the answer now. :-drink

Stewart_H 08-12-2018 06:24 PM


Originally Posted by Flyboy1100 (Post 18135170)
yup, but i wanted averages/optimum. either way I have the answer now. :-drink

Ooops. I saw "4R100" & "temp" and yup, you know the rest.

Completely missed the specificity of your question, sorry bud.

Stewart


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