Here's the what I used to get the the rotor working for the Hind, taken from the discussion about this a while back.
[Engine3]
SystemType=PROP_ENGINE
InputName=THROTTLE_CONTROL
EngineID=3
SLPowerDry=158834.1
ThrustAngles=0.0,0.0,0.0
ThrustPosition=0.0,0.0,0.0
ThrottleRate=0.5
AltitudeTableNumData=10
AltitudeTableDeltaX=7000
AltitudeTableStartX=0.0
AltitudeTableData=1.0,1.0,1.0,1.0,1.0,1.0,1.0,1.0,1.0,1.0
TSFCM0=0.90
TSFCM1=1.26
SpinnerNodeName=Shaft
StaticPropNodeName=Rotors
SlowPropNodeName=SlowRotor
FastPropNodeName=FastRotor
SlowPropRPM=500
FastPropRPM=1000
MaxPropRPM=1200
IdlePropRPM=300
BSFC=0.00298
ExhaustEmitterName=CleanExhaustEmitter
ExhaustPosition=-1.0681,-0.0000,2.0111
FireSuppression=FALSE
; new entries
AnimationID=
MaxPowerAnimationTime=-1
MinPowerAnimationTime=-1
PropRotationDirection=
ReversePropOrientation=FALSE
ConstantSpeedProp= FALSE
NumBlades=5
PropDiameter=6.1 <-----Changed from 8 t 6.1
MomentOfInertia=2.25
PropEfficiencyAdvanceRatioTableNumData=7
PropEfficiencyAdvanceRatioTableDeltaX=0.2
PropEfficiencyAdvanceRatioTableStartX=0.0
PropEfficiencyAdvanceRatioTableData=0.041,0.40,0.70,0.82,0.78,0.50,0.00