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					Originally Posted by infernosg  The IAT is open-element.  I'm using the "Haltech" IAT sensor, which I'm pretty sure is a rebadged GM sensor of some description.  I'll admit I'm not familiar with the advantaged/disadvantages of either.  I'm guessing the open element isn't as robust, but since mine should never see positive gauge pressure or debris I'm not worried. | 
	
 i've since given it some thought and i figured (at least for the IAT) that the open elements are probably be the better choice. i considered the points you mentioned, but i also figured that it might be a tad more accurate from minute to minute. it's all total conjecture on my part though.