KIT IS CONSTRUCTED OF BALSA & PLYWOOD & REQUIRES A .60-.90 2 STROKE OR .70-.91 4 STROKE ENGINE, 4 CHANNEL RADIO W/5 SERVOS (2 SERVOS FOR AILERONS), 3 6" SERVO EXTENSIONS, 1 Y-HARNESS, 3 ROLLS OF COVERING, ALL THE ITEMS IN THE ONE OPTION & MISCELLANEOUS BUILDING & FIELD EQUIPMENT. KIT INCLUDES 2 PIECE PLASTIC COWL, CLEAR WINDSHIELDS, NYLON ENGINE MOUNT, ROLLED PLANS & BUILDING INSTRUCTIONS.