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 BLOCK ASSEMBLYPISTON RING, ENGINE
2002 Jeep Liberty Limited Edition 2WD V6-3.7L VIN K
Piston Ring, Engine
2002 Jeep Liberty Limited Edition 2WD V6-3.7L VIN KSECTION Piston Ring, Engine
Ring Gap
Top Compression Ring 0.37 - 0.63 mm (0.0146 - 0.0249 in.)
Second Compression Ring 0.37 - 0.63 mm (0.0146 - 0.0249 in.)
Oil Control (Steel Rails) 0.25 - 0.76 mm (0.0099 - 0.30 in.)
Side Clearance
Standard
Top Compression Ring 0.051 - 0.094 mm (0.0020 - 0.0037 in.)
Second Compression Ring 0.040 - 0.080 mm (0.0016 - 0.0031 in.)
Oil Ring (Steel Ring) 0.019 - 0.229 mm (0.0007 - 0.0091 in.)
Maximum
Top Compression Ring 0.11 mm (0.004 in.)
Second Compression Ring 0.10 mm (0.004 in.)
Oil Control (Steel Rails) 0.25 mm (0.010 in.)
Ring Width
Top Compression Ring 1.472 - 1.490 mm (0.057 - 0.058 in.)
Second Compression Ring 1.472 - 1.490 mm (0.057 - 0.058 in.)
Oil Ring (Steel Rails) 0.445 - 0.470 mm (0.017 - 0.018 in.)
Top Compression Ring 0.37 - 0.63 mm (0.0146 - 0.0249 in.)
Second Compression Ring 0.37 - 0.63 mm (0.0146 - 0.0249 in.)
Oil Control (Steel Rails) 0.25 - 0.76 mm (0.0099 - 0.30 in.)
Side Clearance
Standard
Top Compression Ring 0.051 - 0.094 mm (0.0020 - 0.0037 in.)
Second Compression Ring 0.040 - 0.080 mm (0.0016 - 0.0031 in.)
Oil Ring (Steel Ring) 0.019 - 0.229 mm (0.0007 - 0.0091 in.)
Maximum
Top Compression Ring 0.11 mm (0.004 in.)
Second Compression Ring 0.10 mm (0.004 in.)
Oil Control (Steel Rails) 0.25 mm (0.010 in.)
Ring Width
Top Compression Ring 1.472 - 1.490 mm (0.057 - 0.058 in.)
Second Compression Ring 1.472 - 1.490 mm (0.057 - 0.058 in.)
Oil Ring (Steel Rails) 0.445 - 0.470 mm (0.017 - 0.018 in.)
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.