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HOMESERVICE MANUALSFORD2004ECONOLINE E150, VAN CARGO, 4.6 WREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 984 (ENGINE SYSTEM)IN-VEHICLE REPAIRVALVE SPRINGSINSTALLATION
2004 Ford Econoline E150, Van Cargo, 4.6 W

Valve Springs: Installation

2004 Ford Econoline E150, Van Cargo, 4.6 WSECTION Installation
WARNING: This page is about a different car, the 2006 Mercury Grand Marquis and 2006 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.
  1. Position the valve spring and the valve spring retainers.
  2. Install the special tool between the valve spring coils to prevent valve stem seal damage.
    Fig 1: Installing Special Tool Between Valve Spring Coils
    G03962476Courtesy of FORD MOTOR CO.
  3. Use the special tool to compress the valve spring. Install the valve spring retainer keys.
    Fig 2: Installing Valve Spring Retainer Keys
    G04583497Courtesy of FORD MOTOR CO.
  4. Remove the special tools.
  5. Install the camshaft roller followers. For additional information, refer to CAMSHAFT ROLLER FOLLOWER .
  6. Install the spark plugs. For additional information, refer to ENGINE IGNITION .
    7. WARNING: If equipped with fire suppression system, repower the system. For important safety warnings and procedures, refer to FIRE SUPPRESSION SYSTEM .
  7. If equipped with fire suppression system, repower the system.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.