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)
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.