Dave,
Thanks for the info. My main concern would be the weight at 4.3 lb. For argument's sake, lets say that this Ryobi has the same power as an OS 160FX (26cc). The OS 160FX plus stock muffler weighs 2.7 lb:
http://www2.towerhobbies.com/cgi-bin...p?&I=LXUM83&P=
This kit certainly provides cheap flying, but its application would be limited IMHO.
Bruce