Hi I got my v24 and right out of the box i was missing small parts ..and the prop shaft set screw was so full of thread lock it striped out every one of my allen wrenches and then the screw.. and then loaded batteries in the receiver and the servos wouldnt even come on ..so i had no ready to run out of the box ,,,was very pissed by now ,bought from tower hobbies and they wanted me to wait and call aquacraft and i did and they had some girl on there and didnt even know what to do to help me ..and the dam radio box was cracked where they tightened the screws too tight ..so i had one hell of an experiance for the big money i paid for ...any one had that problem with the lower unit set srews so tight with thread lock on it ?....cause u are suppose to take it out after every run and greese it and does anyone use after run oil? please let me know ..ohh does there any water get in the back where that big opening is for the exhaust comes out of ?