is anyone else having problems with there saito 115. i am sending mine back to horizon for the third time, broke motor in as instructed ,ran and sounded great, smooth with lots of power. about 1 gal. of fuel motor got rough lost power and did not sound good. sent it in they replaced bearings and rod as requested, the repair was top notch, the motor ran and sounded better than new, smooth and good power. about 30 minutes of flight time and motor got rough lost power, and did not sound good, sent it back again they replaced bearings and sent some rust inhibiter after run solution, no charge, another nice repair,motor was rough compared to last rebuild but ok for about 30 min of flight time, then started to get rough loose power and not sound as good,this motor is going down hill fast i have over 500 dollars invested in it and its been in the mail more than its been on the plane. oh i have 5 saito motors none have any problems, i have saito 82s saito 91s saito 100s some newer some a few years old, regular maintanance a bearing here and there but for the most part there all great exept the 115. 30 minutes run time = rebuild, maybe lubrication issues. lets here what you got, good bad or indifferent. thanks for any input.