Valve - Spring Strength

WARNING: This page is about a different car, the 2003 Mercury Mountaineer and 2003 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Special Tool - Valve (Spring Strength)

Courtesy of FORD MOTOR CO.

Use a Valve/Clutch Spring Tester to check the valve spring for correct strength at the specified valve spring length.
- For additional information, refer to Specifications in the appropriate ENGINE article.
- If out of specification, install new components as necessary. Refer to the appropriate ENGINE article for the procedure.

Fig 2: Checking Valve Spring Strength

Courtesy of FORD MOTOR CO.