i have a hex 120 i got off fe chris on this site thanks chris.i would like to waterproof this and add cooling.is the best method to make cooling plates coat with dp 270 push out stock plates and insert new plates with cooling and spay with corrison x and shrink wrap? or coat with dp270.although i have never seen or heard of dp270 it seems the easy way out . but i dont know what cor x is.does it have advantages.such as heat . acces. to esc not like i could ever fix one!i am building this boat slowly and would like to do this next .