Originally Posted by the Wasp

I will only answer question #1,.. for sure put the sensors on the back of the engine because on the front they will get more cool air,, and,, I would put it on the back of the head about even with top of the compression chamber, it seams to me that will be hotter than the front and far enough away from the Exhaust port to get a more correct reading.
just my thoughts on, I'm not an expert on that stuff, so I may be wrong, and I didn't sleep at a Best Western last night.
Jim