FixVault

Valve Spring Strength

Special Tools

Illustration Tool Name Tool Number
GF0000211
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 ENGINE article for the procedure.
    • If out of specification, install new components as necessary. Refer to v article for the procedure.
  2. Fig 1: Measuring Valve Spring Strength
    GF0000212Courtesy of FORD MOTOR CO.