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 MANUALSLEXUS2004LX 470 V8-4.7L (2UZ-FE)REPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINEPISTON RING, ENGINE
2004 Lexus LX 470 V8-4.7L (2UZ-FE)
Piston Ring, Engine
2004 Lexus LX 470 V8-4.7L (2UZ-FE)SECTION Piston Ring, Engine
Piston ring end gap
STD
No.1 0.300 - 0.500 mm (0.0118 - 0.0197 inch)
No.2 09.400 - 0.650 mm (0.0157 - 0.0256 inch)
Oil 0.130 - 0.480 mm (0.0051 - 0.0189 inch)
Maximum
No.1 1.10 mm (0.0433 inch)
No.2 1.20 mm (0.0472 inch)
Oil 1.15 mm (0.0453 inch)
STD
No.1 0.300 - 0.500 mm (0.0118 - 0.0197 inch)
No.2 09.400 - 0.650 mm (0.0157 - 0.0256 inch)
Oil 0.130 - 0.480 mm (0.0051 - 0.0189 inch)
Maximum
No.1 1.10 mm (0.0433 inch)
No.2 1.20 mm (0.0472 inch)
Oil 1.15 mm (0.0453 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.