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 MANUALSSUBARU2007OUTBACK LIMITED, 4D SEDAN, STANDARDREPAIR AND DIAGNOSISENGINE MECHANICALTIMING BELTENGINE MECHANICAL (H4SO)CYLINDER BLOCKINSPECTIONPISTON AND PISTON PIN
2007 Subaru Outback Limited, 4D Sedan, Standard
Piston And Piston Pin
2007 Subaru Outback Limited, 4D Sedan, StandardSECTION Piston And Piston Pin
- Check the piston and piston pin for breaks, cracks or wear. Replace if faulty.
- Check the piston ring groove for wear and damage. Replace if faulty.
- Make sure that the piston pin can be inserted into the piston pin hole with a finger at 20°C (68°F). Replace if faulty.
Clearance between piston hole and piston pin:
Standard: 0.004 - 0.008 mm (0.0002 - 0.0003 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.