| Car - stage III with dp, tp, underdrive, 100 octane unleaded, Ztuner race tune. 18 psi boost. Ambient temps were 70 - 72 F. Thermocouple located at ic outlet. All runs were back to back - with 1 hour difference between ic changes. Car was at 180 to 185 F at the begining of run 1 with each ic Stock IC 0-120 mph 1. 175 F 2. 215 F 3. 235 F Greddy SMIC 0-120 mph - stock air guides 1. 130 F 2. 140 F 3. 145 F Stillen SMIC 0-120 mph - air guides used 1. 140 F 2. 145 F 3. 145 F Definately the aftermarket SMICs help over stockers but what surprised us is that the greddy seems to beat the stillens as far as cooling goes - totally counter intuitive. Didn't do the other IC's since we didn't have them. Also i noticed no power difference between greddy and stillen but a significant difference between the stockers and aftermarket ics - especially on subsiquent runs. An added note - peak EGTs were identical on all runs with all ic's - peaked at 875 C No detonation on any run - hope this helps. Harry
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