I am putting new hose on my external oil cooler. I am trying to figure out which side of my sandwich plate is the output side so I know which side to put my thermostat on. Can anybody give me an idea base on this picture. I am trying to avoid taking the sandwich plate off. I cranked the starter for a few seconds to see which side the oil came from however it came out of both sides so that was't much help.
Below is a link to the same adapter plate that I have-
http://www.jegs.com/i/JEGS+Performance+Pro.../51712/10002/-1
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