Hi i am a heli flyer an i want to buy a gas rc heli that can fly for some time and carry some weight. I have been locking one the DHL Aeolus 50 nitro gas rc helicopter 8 channel and the Large Scale 26cc Zenoah Engine 3D Capable Gas-powered RC Helicopter - Upgrade Version - RTF are theese okay for me? (I havent flewn more than half a year)