M4 'Improved,' and I use that term loosly, needs some help

Draschel: T14  M4E4  M4 improved  all need help.  And Pz T25, Turan III T14 should get 76mm UFP,  63mm both parts of side hull,  25 track traverse like T1 heavy,  M7 75mm stock gun on T1 heavyM4 improved should get M7  75mm  stock T1 heavy gun,  63mm UFP, 660 HPM4E4 gift sherman should get  M7  75mm stock T1 heavy gun, 680HPPz T25  350m view range. 32'' turret traverse. Turan  350m view range, 45pc ammunition, 300 Bhp engine