ORIGINAL: tomyrcmodels
yes. , MOLD. the boss of EME said he already invest the mold for 60CC engine. make it like DA60 . parts such like cylinder . piston .con rod. etc need do some investment.....
The above is why, right now, at this moment, gas engine R/C is at its pinnacle. Users will not be able to experience the pleasure of flying with larger or better engines than they already have.