LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Ford >> 2012 >> Flex SE >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine System - General Information >> General Procedures >> Valve Spring Strength
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Valve Spring Strength

SPECIAL TOOLS

G08042375
Pressure Gauge, Valve/Clutch Spring
303-006 (TOOL-6513-DD) or equivalent
NOTE: Refer to the SPECIFICATIONS for 3.5L & SPECIFICATIONS for 3.5L GDTI for the specification.
  1. Use the Valve/Clutch Spring Pressure Gauge to check the valve spring for correct strength at the specified valve spring length.
    Fig 1: Checking Valve Spring Correct Strength Using Valve/Clutch Spring Pressure Gauge
    G08042376Courtesy of FORD MOTOR CO.