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Old 2006-05-31, 11:59 AM   #20
Kevin M
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Join Date: Sep 2003
Location: Reno
Posts: 9,445
 
Car: '93/'01 GF6, mostly red
Class: 19 FP
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Quote:
Originally Posted by cody
Well, heatsoak usually only occurs when the car is not moving so there would be no air coming in through the scoop in that scenario. What heats up the IC? A combination of heat from the the turbo/exhaust/engine and the intake.

I surmise cooler air going through the intake on the TMIC (on a stationary car) would slow the rate at which the IC heatsoaks.
You surmise incorrectly. Heat increase on the inlet side does not result in a linear increase in heat on the discharge side, nor does that temperature affect intercooler heatsoak at all. The heat rising off the engine black (and blowing back from the radiator) is what does it.
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