Morning guys have a cople questions: 1. I have a 2018 RT188/Mercury 115Pro XS Everything dealer/factory mounted have not messed with it Getting over 6000RPMs at wot/full trim Seems high what is normal 2. My hummingbird helix 10 side imaging does not seem to work properly not good imaged Any pics available as to where you have your transdurer mounted with good results ------- PS engine mounted in 3rd hole from top