Ford Mustang (1999-2004) Service Manual: Valve Spring Strength

Special Tool(s)

 Pressure Gauge, Valve/Clutch Spring 303-006 (TOOL-6513-DD) or equivalent

1. Use a Valve/Clutch Spring Pressure Gauge to check the valve spring for correct strength at the specified valve spring length.

  • Refer to the appropriate section in Group 303 for the procedure.
  • If out of specification, install new components as necessary. Refer to the appropriate section in Group 303 for the procedure.

Valve Spring Strength

    Valve Stem to Valve Guide Clearance
    Special Tool(s) Dial Indicator Gauge with Holding Fixture 100-002 (TOOL-4201-C) or equivalent Clearance Gauge, Valve Guide 303-004 (TOOL-6505-E) or equivalent NOTE: Valve ...

    Valve - Seat Inspection
    Valve and Seat Refacing Measurements CAUTION: After grinding valves or valve seats, check valve clearance. 1. Check the valve head and seat. Check valve angles. Check margin width. Refer t ...

    Other materials:

    Principles of Operation
    The vehicle has two module communications networks. The standard corporate protocol (SCP) which is an unshielded twisted pair cable (data bus plus, Circuit 914 [TN/OG] and data bus minus, Circuit 915 [PK/LB]), and the international standards organization ...

    Engine Coolant Temperature (ECT) Sensor - 4.6L (2V)
    Removal 1. Disconnect the battery ground cable. For additional information, refer to Section. 2. Partially drain the cooling system. For additional information, refer to Section. 3. Disconnect the engine coolant temperature (ECT) sensor (12A648) ...

    Dowels - Flywheel Housing to Block
    Removal 1. NOTE: Take care not to damage the flywheel housing to block dowel holes or the surface areas around the flywheel housing to block dowel hole during removal. Remove the two flywheel housing to block dowels using a drift pin where the flywheel ...