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Home >> Ford >> 2004 >> Explorer 4.6 W, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1848 (Engine System - General Information) >> General Procedures >> Valve Spring Strength
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Valve Spring Strength

WARNING: This page is about a different car, the 2007 Mercury Mariner and 2007 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
Special Tools

Illustration Tool Name Tool Number
GF0000211
Pressure Gauge, Valve/Clutch Spring 303-006 (TOOL-6513-DD) or equivalent
NOTE: Refer to the appropriate ENGINE article for the specification.
  1. Use the special tool to check the valve spring for correct strength at the specified valve spring length.
  2. Fig 1: Measuring Valve Spring Strength
    GF0000212Courtesy of FORD MOTOR CO.