Duane thanks i will look into that,and yes i was thinking about putting a 120 four stroke,i know build ing lite plus strong is the key to any rc plane they just fly better, also i will be using modern covering (monokote),i had built the Taurus in came in at 5 1/4 lbs complete, i installed a LA 46 engine with a 12-6 prop she flies great here is a pic of it.