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Fuel Pressure Release > < Vacuum Restrictor|Description and Operation|Page 3997

Grand Marquis V8-281 4.6L SOHC (1992)

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Fuel Pressure: Specifications

 

Key On Engine Off

35 - 45 psi 

   

  

 

Key On Engine Running 30 - 40 psi 

   

  

 

Fuel Pressure Release > < Vacuum Restrictor|Description and Operation|Page 3997