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-   -   Radiator Cooling suggestions (http://www.the370z.com/forced-induction/99699-radiator-cooling-suggestions.html)

JWillis72 01-30-2015 12:45 PM

Quote:

Originally Posted by ckim64 (Post 3097086)
There are several companies.

First off is CSF

Second is DRL

Home

Third is HPI

http://hpi.co.jp/evolve_z/index.html


It has a CSF triple pass in it now.


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theDreamer 01-30-2015 12:47 PM

Quote:

Originally Posted by JWillis72 (Post 3097137)
Driving the car today it for sure running cooler. Oil never got over 145 around town and I never turned the fans on. I turned the fans on for about a mile or two and dropped the temp 4 degrees. The radiator never got to 2 light left of center so it looks like it is working but I will know for sure in 4 weeks.


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If you do not have a dedicated way to read the coolant temps, here is a nice guide I put together of what the dots mean.
http://www.the370z.com/engine-drivet...-readings.html

2011 Nismo#91 01-30-2015 01:05 PM

Some quick thoughts:
1. Keep the heat in the exhaust. Thermal wrap everything that adds unnecessary heat to the engine bay.
2. Throw out as much of the plastic junk they you possible can from the engine bay.
3. Use a lower thermostat temp, valve will open sooner and delay higher temps.
X. Thinking out of the box, is a hood mandatory? If your not getting up to high speeds, smaller courses, then the aero doesn't matter so much.

JWillis72 01-30-2015 01:13 PM

I run mostly Sebring and Homestead, they are far from slow or low speed. It's usually around 140 mph in the back straight of Sebring going into the U turn that is 17. I didn't do the hood for looks, it was the beginning of trying to keep a supercharger cool on the track and it made a huge improvement.


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JWillis72 01-30-2015 01:24 PM

Quote:

Originally Posted by theDreamer (Post 3097143)
If you do not have a dedicated way to read the coolant temps, here is a nice guide I put together of what the dots mean.
http://www.the370z.com/engine-drivet...-readings.html

Thanks Dreamer! So it staying in the 149-152 range today and it used to stay in the 152-158 range. We pulled most of the Aquamist system out of the car so I now have a spot for a real temp gauge for it.

bullitt5897 01-30-2015 04:08 PM

I am running the SPAL fans and controllers from GTM... I will say they are loud as hell! And pull a lot of air!

DR_ 01-30-2015 04:29 PM

Turn on your heater all the way up. It's like having a second radiator and helps a lot.

JWillis72 01-30-2015 04:38 PM

Quote:

Originally Posted by bullitt5897 (Post 3097322)
I am running the SPAL fans and controllers from GTM... I will say they are loud as hell! And pull a lot of air!


That's what is on mine as well and they move some serious air.


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JWillis72 01-30-2015 04:47 PM

Quote:

Originally Posted by DR_ (Post 3097334)
Turn on your heater all the way up. It's like having a second radiator and helps a lot.

I did that last time and it helped a lot but in the Florida summers I might come out of the car well done.

DR_ 01-30-2015 10:18 PM

I don't track during the summer here in Texas. It is just too hard on the car.

Robert Yuras 01-30-2015 10:43 PM

Radiator Cooling suggestions
 
I think you've done everything right. The only suggestions I'd have:

1. Add a 2nd oil cooler
2. Remove that stupid crash bar and install a tubular piece
3. Shroud the radiator to the nose
4. Wrap your exhaust!!!!! No heat out, no heat in

JWillis72 01-31-2015 10:31 AM

Quote:

Originally Posted by DR_ (Post 3097560)
I don't track during the summer here in Texas. It is just too hard on the car.


It crazy but NASA doesn't do events in Florida from Nov-May, our best weather. They say not enough people show up plus in the cool weather is when all the big races/testing happen on our tracks so dates are hard to come by.


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JWillis72 01-31-2015 10:32 AM

Quote:

Originally Posted by Robert Yuras (Post 3097574)
I think you've done everything right. The only suggestions I'd have:

1. Add a 2nd oil cooler
2. Remove that stupid crash bar and install a tubular piece
3. Shroud the radiator to the nose
4. Wrap your exhaust!!!!! No heat out, no heat in


If it needs more all of those ideas will be in the next round of work.


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JWillis72 02-04-2015 12:08 PM

I think the changes are going to do the trick. Radiator temp doesn't seem to move at all. I haven't seen a oil temp over 145 and that was getting off the highway and getting stuck in traffic for 30 min without turning the fans on. http://tapatalk.imageshack.com/v2/15...0a35db492e.jpghttp://tapatalk.imageshack.com/v2/15...d8566cd39b.jpghttp://tapatalk.imageshack.com/v2/15...74dd3a0b0f.jpg


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CSF Inc. 02-04-2015 01:23 PM

Hey guys.. It's been a while since I last jumped on this forum, but I just caught up on this thread..

There has been a lot of good information shared, and I'm also looking forward to hearing how the set-up works on your next track day.. Good luck JWillis, and thank you for using our product in your beautiful track car! I'm going to be featuring it on some of our social media/website if you don't mind..

can you PM me or email me (info@csfrace.com) your spec sheet.


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