Valve Spring Strength

Fig 1: Identifying Special Tool(s)

Courtesy of FORD MOTOR CO.

Use a Valve/Clutch Spring Pressure Gauge to check the valve spring for correct strength at the specified valve spring length.
- Refer to GENERAL SPECIFICATIONS .
- If out of specification, install new components as necessary. Refer to ENGINE for the procedure.
Fig 2: Measuring Valve Spring Strength
Courtesy of FORD MOTOR CO.