This is a short take off and landing version. Internal weapons, first vtol down+ag-3. Internal stores ag-4. External stores (bombs) ag-5, drop tanks ag-6, missiles ag-7, reaction control valves ag-8. Vtol engines ag-1, main engines ag-2. in stoal mode, activat ag1/2. when speed reaches approximately 190, rotate noozles down till plane lifts off then rotate to nutral setting. landing the jet in stoal mode speed to set 300mph at 1000ft or so. vtol setting 45deg to 80deg. keek back pressure on flight stick. aircraft will will slow to about 150-75 mph, decrease thorttle to about 25percent. conventional take off CTO MODE, Ag-2 as normal. Cheers