Originally Posted by gubbs3

Any temp gun/probe should work fine. Whenever I temp anything I always try to find the highest point. I've run a similar setup to what you've got there. Keep in mind, with that much motor, you won't build any heat in it. If you overgear, the esc will get hot and/or you will dump. I rolled mine out at around 30mm and routinely pulled 4400-4600mah in an 8min heat and the esc was usually around 150 (w/o heatsink) and the motor around 110. Your rollout is in the 36mm range (with a 44mm tire) so you might be a bit on the high side.