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Trans Cooler install question

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Old May 7, 2010 | 07:23 PM
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Default Trans Cooler install question

I am about to install my trans cooler, but I am wondering who if any run it with out the radiator in line.

Do I have to drain it first?

I do live in WI. but I don't drive it in the winter or anything.

I will be doing some road courses with it eventually.
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Old May 7, 2010 | 07:30 PM
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For ultimate cooling, bypass the radiator. Some people in cooler climates will go first through the radiator (don't have to drain the thing) and then to the cooler, then back to the tranny. This will help with tranny warmup during the winter. For racing, I just have the cooler.
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Old May 8, 2010 | 12:27 AM
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Originally Posted by 383vett
For ultimate cooling, bypass the radiator. Some people in cooler climates will go first through the radiator (don't have to drain the thing) and then to the cooler, then back to the tranny. This will help with tranny warmup during the winter. For racing, I just have the cooler.
Thanks, I will just use the cooler, if I don't like it I guess I could change the set up.
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Old May 8, 2010 | 01:20 AM
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Many Trans Coolers manufacturers recommend the coolers be installed in Series with the radiator for street applications or also, installing an electric fan on the trans cooler.

For Racing applications, the trans cooler must be very large and an electric fan is a must.
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Old May 8, 2010 | 01:09 PM
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Originally Posted by GKK

For Racing applications, the trans cooler must be very large and an electric fan is a must.
Kind of depends on the type of racing.
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Old May 8, 2010 | 01:16 PM
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I ran my C3, turbo 400, about 200000 miles with just the external cooler. No problem.
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Old May 8, 2010 | 05:03 PM
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Originally Posted by GKK
Many Trans Coolers manufacturers recommend the coolers be installed in Series with the radiator for street applications or also, installing an electric fan on the trans cooler.

For Racing applications, the trans cooler must be very large and an electric fan is a must.
I'll keep that in mind, but this is a pretty large unit, and the most btu's I could find.
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Old May 9, 2010 | 04:58 PM
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just make sure you flush the new cooler ... When she was auto, I just bypassed the radiator. The tranny fluid is "cooled" by the hot coolant.
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