With minor improvements over the previous design the B-3 and two extra engines the model 4 boasts a heavier payload capacity and overall optimizations to the design. With more power and even more weapon pylons for you to mount what payload you desire.

In testing it's approximate maximum takeoff weight included 12 cleavers and 9 boom 50s where, with take off flaps extended it barely managed to get into the air before the end of the runway at wright airport

Controls and notes:

VTOL: extends and retracts the air brakes

Trim: Extends the takeoff/landing flaps. NOTE: mirroring the aircraft breaks these flaps and you must change the invert setting on the side that got changed to match the mirror

ag1: Extends carrier landing hook

Ag2: extends landing parachute