Ricardo, you can do this in Lock On\Config\View\Server.lua
-- Camera angle limits {horizontal angle max, vertical angle min, vertical angle max}
CameraAngleLimits = {}
CameraAngleLimits[PlaneIndex.iSu_27] = {160.0, -75.0, 90.0}
CameraAngleLimits[PlaneIndex.iSu_33] = {160.0, -75.0, 90.0}
CameraAngleLimits[PlaneIndex.iSu_25] = {95.0, -65.0, 90.0}
CameraAngleLimits[PlaneIndex.iSu_39] = {110.0, -80.0, 90.0}
CameraAngleLimits[PlaneIndex.iMiG_29] = {160.0, -75.0, 90.0}
CameraAngleLimits[PlaneIndex.iMiG_29K] = {160.0, -65.0, 90.0}
CameraAngleLimits[PlaneIndex.iA_10] = {160.0, -65.0, 90.0}
CameraAngleLimits[PlaneIndex.iF_15] = {160.0, -80.0, 90.0}