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2002
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LS 3.9 A
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Engine System - General Information
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General Procedures
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Valve - Spring Free Length
Valve - Spring Free Length
Measure the free length of each valve spring.
see
SPECIFICATIONS
for 3.0L engine or
SPECIFICATIONS
for 3.9L engine.
If out of specification, install new components as necessary. See
3.0L V6 VIN S
or
3.9L VIN A
.
Fig 1: Measuring Valve Spring Free Length
Courtesy of FORD MOTOR CO.