How much fan is needed for boosted+ac car?
Looking for pullers only. Using a stand up griffin rad. Was looking into single fans to purchase 2 and make a sheet metal shroud. Needs to under roughly 3.5" thick.
Looked these options so far.
Derale http://www.summitracing.com/parts/der-18214/overview/
Spal http://www.summitracing.com/parts/sp...2157/overview/
Perma cool http://www.summitracing.com/parts/prm-19122/overview/
^these seem like a good option but hard to believe the price/cfm/quality?
Looking for some real world advice on what it takes. Need to make an order ASAP and would rather only buy one set and do it right the first time!
http://www.ebay.com/itm/NEW-95-00-CONTOUR-MYSTIQUE-V6-RADIATOR-A-C-CONDITIONING-CONDENSER-DUAL-FAN-MOTOR-/360851498363?pt=Motors_Car_Truck_Parts_Accessories&fits=Model%3AContour&hash=item54046ce57b&vxp=mtr
Preston, are you running those fans on your TA? Do they only have the one plug or is there one on the other fan motor as well? Might switch to them this year for a better shroud effect if they work well with the stock wiring.
Measured them and they stick out 2 7/8" past the core support.
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[/IMG] Last edited by Preston99WS6; Feb 7, 2014 at 08:32 PM.
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I need a set of fans that are capable of doing all the work. No forced airflow from anything except the fans...
Here is a a comparison I found off of YellowBullet.
LS1 fans and shroud
LT1 fans and shroud
A 1999 Dodge stratus fans and shroud.
1996 Ford Taurus/Contour Fans and shroud
First off they were ALL tested at Battery voltage (12.5v)
first and then with my truck running with a 30ft 4 gauge wire from my battery 14.5v
Not the exact numbers they fluctuate from 150 to 250 cfm this is an average
Battery operated
LS1 FAN SHROUD
1 fan turned on - 4800 cfm
2 fans on - 9500cfm
LT1 FAN SHROUD
1 fan turned on - 5000 cfm
2 fans on - 8700 cfm
Dodge Fan (both fans are always on - 2 speed)
Slow speed - 3700 cfm
High Speed 9000 cfm
Ford Taurus/Contour fans and shroud
Flowrate with 1 fan
Slow speed - 2800 CFM
High speed - 5600 CFM
Flowrate with 2 fans
Slow speed - 5500 CFM
High speed - 11000 CFM
Alternator Powered
14.4 V
LS1 FAN SHROUD
1 fan turned on - 5100 cfm
2 fans on - 10500cfm
LT1 FAN SHROUD
1 fan turned on - 5200 cfm
2 fans on - 9500 cfm
Dodge Fan (both fans are always on - 2 speed)
Slow speed - 4200 cfm
High Speed 10400 cfm
Ford Taurus/Contour fan shroud
Flowrate with 1 fan
Slow speed - 3200 CFM
High speed - 6000 CFM
Flowrate with 2 fans
Slow speed- 6100 CFM
High speed - 11800 CFM
Last edited by Preston99WS6; Feb 9, 2014 at 04:06 PM.
Preston which fans are mounted in on the ta in the pic? Dual Taurus fans?
Can't believe they pull that much cfm
Last edited by kylemm1002; Feb 8, 2014 at 07:49 PM.
Judging by that diagram, im gonna use them for my ride
Preston, thanks for posting them up man. Couple questions since you've used them
Relays, how many and how big?
What size power wire are you running?
How many amps do they draw? Ties into first question.
thanks again!
Any pics of te turbo mounted by chance? Btw thanks for all he info!
I wired mine to run on high speed only so I bypassed the resistor. The resistor comes as part of the fan its the plug in the bottom left corner of the pic FYI. Its only purpose is to limit starting current and operate the fans in slow speed.
I installed a 70A relay triggered from the stock ECU power wire going to the stock fans. I also put a toggle switch in here as well so I could turn it on to cool the car in the pits after a pass.
I used a 60A inline fuse.
8 gauge wire
I never measured the current draw though. But the stock alternator had no trouble keeping up with these and both 255's running.
Not my picture, this is the stock wiring.
Last edited by Preston99WS6; Feb 8, 2014 at 07:59 PM.






