Not Ranked
Unless I missed it nobody has addressed the front shrouding of the Rad. I have an FE that would overheat on the freeway and the street. Run it at 70 for 1/2 hour and I would hit 230. Run it at 30 mph stop and go and I would over heat eventually. Tried all the stuff, underdrive, overdrive, new high flow pump,Tstats, burping etc. Finally added a 3000 cfm fan with better shroud on the back side of the rad...helped a little. Shrouded the front of the rad and high speed temp corrected, still same prob on street. Somewhere I read a 4000+cfm would be required for the size rads we put into our cars with BBs. Put in a Mark V fan suggested by another post on the forum and WOW what a difference on the street. Was 109F the other day and I ran 200F on the street. If you put in a high amp draw high cfm fan don't forget to upgrade the alternator. I have had over amped alternators catch fire (not a good thing on any car especially a fiberglass one) I put in a race alternator that at 2500 rpm rotor speed (1000 rpm crank idle) I put out according to dyno test output from alternator from mfg is 95 amps, @ 5500 rpm crank it will put out 156 amps. A bit pricy at $230 but I know that at idle I will have plenty of voltage/current to handle fan + Ignition, and all lights etc. Shroud your front and go for the 4000+cfm fan problem solved! By the way a used Taurus SHO fan 4000+ cfm or a Conteniental MV 5500 cfm fan is about $50.00
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