I've also been able to move some of the hardcoded values into the ini file:
[SAI.MyInteraction]
bRadarShow=True
bRadarShowClassic=False
bRadarShowPlayerInfoNames=True
bRotateRadarAroundPlayer=True
RadarDrawOpacity=255
SAI_MapName=Bridge
SAI_MapOffset=(X=2176.000000,Y=-966.000000,Z=0.000000)
SAI_MapSize=14000.000000
SAI_MapName=Bridge_SE
SAI_MapOffset=(X=656.000000,Y=-768.000000,Z=0.000000)
SAI_MapSize=13000.000000
SAI_MapName=SFSandstorm
SAI_MapOffset=(X=-3616.000000,Y=-14496.000000,Z=0.000000)
SAI_MapSize=13500.000000
SAI_MapName=SFvillage
SAI_MapOffset=(X=-2467.000000,Y=1906.000000,Z=0.000000)
SAI_MapSize=5500.000000
SAI_MapName=FLS
SAI_MapOffset=(X=-1328.000000,Y=-2464.000000,Z=0.000000)
SAI_MapSize=12000.000000