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 MANUALSINFINITI2002I35 V6-3.5L (VQ35DE)REPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER BLOCK ASSEMBLYPISTON RING, ENGINE
2002 Infiniti I35 V6-3.5L (VQ35DE)
Piston Ring, Engine
2002 Infiniti I35 V6-3.5L (VQ35DE)SECTION Piston Ring, Engine
PISTON RING Unit: mm (inch)
Side clearance
Top
Standard 0.045 - 0.080 (0.0018 - 0.0031)
Limit 0.11 (0.0043)
2nd
Standard 0.030 - 0.070 (0.0012 - 0.0028)
Limit 0.1 (0.004)
Oil ring 0.065 - 0.135 (0.0026 - 0.0053)
End gap
Top
Standard 0.23 - 0.33 (0.0091 - 0.0130)
Limit 0.54 (0.0213)
2nd
Standard 0.33 - 0.48 (0.0130 - 0.0189)
Limit 0.80 (0.0315)
Oil (rail ring)
Standard 0.20 - 0.50 (0.0079 - 0.0197)
Limit 0.95 (0.0374)
Side clearance
Top
Standard 0.045 - 0.080 (0.0018 - 0.0031)
Limit 0.11 (0.0043)
2nd
Standard 0.030 - 0.070 (0.0012 - 0.0028)
Limit 0.1 (0.004)
Oil ring 0.065 - 0.135 (0.0026 - 0.0053)
End gap
Top
Standard 0.23 - 0.33 (0.0091 - 0.0130)
Limit 0.54 (0.0213)
2nd
Standard 0.33 - 0.48 (0.0130 - 0.0189)
Limit 0.80 (0.0315)
Oil (rail ring)
Standard 0.20 - 0.50 (0.0079 - 0.0197)
Limit 0.95 (0.0374)
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.