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:

    Piston
    Special Tool(s) Piston Pin Tool or equivalent 303-D034 (D81L-6135-A) Material Item Specification SAE 5W-20 Premium Synthetic Blend Motor Oil XO-5W20-QSP or equivalent WSS-M2C153- H Disassembly 1. Using the special tool, ...

    Removal
    Both mounts 1. Disconnect the battery ground cable. For additional information, refer to Section. 2. Remove the coolant bypass tube. For additional information, refer to Section. 3. Rotate the drive belt tensioner clockwise and detach the drive belt from th ...

    Personal Safety System
    The Personal Safety System provides an improved overall level of frontal crash protection to front seat occupants and is designed to help further reduce the risk of airbag-related injuries. The system is able to analyze different occupant conditions and crash ...