Usage:
   ObjectTemplate.SpinWhenNoEngineInAir number

Argument values:

Description: This property is used exclusively in Battlefield Vietnam.

Related properties: AirFlowAffect, AutomaticReset, ConstantRpm, DecreaseAngleToZero, Differential, EngineType, NoPropellerEffectAtSpeed, PropRotAxis, PureRotational, RemoteEngineInput

Used in object types (and how often in each type): Engine (4%)

Used in a total of 6 .con files: Physics.con

Parent directory of these .con files: vietnamObjects/Vehicles

Example: (from vietnamObjects/Vehicles/Air/Mi8Cargo/Physics.con)
   rem *** Mi8Cargo Tail Engine ***
   ObjectTemplate.Create Engine Mi8CargoTailEngine
   ObjectTemplate.NetworkableInfo Mi8TailEngineInfo
   ObjectTemplate.HasMobilePhysics 1
   ObjectTemplate.HasCollisionPhysics 1
   ObjectTemplate.HasResponsePhysics 1
   rem -------------------------------------
   ObjectTemplate.MinRotation 0/0/-100
   ObjectTemplate.MaxRotation 0/0/100
   ObjectTemplate.MaxSpeed 0/0/50
   ObjectTemplate.Acceleration 0/0/25
   ObjectTemplate.InputToRoll c_PIYaw
   ObjectTemplate.PropRotAxis 1
   ObjectTemplate.AutomaticReset 1
   ObjectTemplate.EngineType c_ETHelicopter
   ObjectTemplate.Torque 33
   ObjectTemplate.Differential 15
   ObjectTemplate.NoPropellerEffectAtSpeed 2.5
   ObjectTemplate.PureRotational 1
   ObjectTemplate.RemoteEngineInput c_PIThrottle
   ObjectTemplate.DecreaseAngleToZero 1
   ObjectTemplate.ConstantRpm 0
   ObjectTemplate.SpinWhenNoEngineInAir 0.3
   ObjectTemplate.AirFlowAffect 0.3
   rem * temporary param! *
   rem -------------------------------------
   ObjectTemplate.AddTemplate Mi8RearProp
   ObjectTemplate.SetPosition -3.0/1.821/0.0
   ObjectTemplate.SetRotation 90/0/0