Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSJEEP2002LIBERTY LIMITED EDITION 2WD V6-3.7L VIN KREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER HEAD ASSEMBLYVALVE, INTAKE/EXHAUST
2002 Jeep Liberty Limited Edition 2WD V6-3.7L VIN K
Valve, Intake/Exhaust
2002 Jeep Liberty Limited Edition 2WD V6-3.7L VIN KSECTION Valve, Intake/Exhaust
Dimensional Specifications
Face Angle 45 degrees - 45.5 degrees
Head Diameter:
Intake 48.52 - 48.78 mm (1.9103 - 1.9205 inch)
Exhaust 36.87 - 37.13 mm 1.4516 - 1.4618 inch)
Length (Overall):
Intake 113.45 - 114.21 mm (4.4666 - 4.4965)
Exhaust 114.92 - 115.68 mm (4.5244 - 4.5543 inch)
Stem Diameter:
Intake 6.931 - 6.957 mm (0.2729 - 0.2739 inch)
Exhaust 6.902 - 6.928 mm (0.2717 - 0.2728 inch)
Stem - to - Guide Clearance:
Standard:
Intake 0.018 - 0.069 mm (0.0008 - 0.0028 inch)
Exhaust 0.047 - 0.098 mm (0.0019 - 0.0039 inch)
Max. Allowable Stem -to- Guide Clearance (Rocking Method):
Intake 0.069 mm (0.0028 inch)
Exhaust 0.098 mm (0.0039 inch)
Face Angle 45 degrees - 45.5 degrees
Head Diameter:
Intake 48.52 - 48.78 mm (1.9103 - 1.9205 inch)
Exhaust 36.87 - 37.13 mm 1.4516 - 1.4618 inch)
Length (Overall):
Intake 113.45 - 114.21 mm (4.4666 - 4.4965)
Exhaust 114.92 - 115.68 mm (4.5244 - 4.5543 inch)
Stem Diameter:
Intake 6.931 - 6.957 mm (0.2729 - 0.2739 inch)
Exhaust 6.902 - 6.928 mm (0.2717 - 0.2728 inch)
Stem - to - Guide Clearance:
Standard:
Intake 0.018 - 0.069 mm (0.0008 - 0.0028 inch)
Exhaust 0.047 - 0.098 mm (0.0019 - 0.0039 inch)
Max. Allowable Stem -to- Guide Clearance (Rocking Method):
Intake 0.069 mm (0.0028 inch)
Exhaust 0.098 mm (0.0039 inch)
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.