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 MANUALSSUBARU2012IMPREZA WRX STI F4-2.5L DOHC TURBOREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECONNECTING ROD, ENGINE
2012 Subaru Impreza WRX STI F4-2.5L DOHC Turbo
Connecting Rod, Engine
2012 Subaru Impreza WRX STI F4-2.5L DOHC TurboSECTION Connecting Rod, Engine
Limit of bend or twist per 100 mm (3.94 in) in length 0.10 mm (0.0039 in)
Thrust clearance mm (in) Standard 0.070 - 0.330 (0.0028 - 0.0130)
Oil clearance mm (in) Standard 0.017 - 0.045 (0.0007 - 0.0018)
Connecting Rod Bolts
Tightening torque 52 Nm (5.3 kgf-m, 38.4 ft-lb)
Thrust clearance mm (in) Standard 0.070 - 0.330 (0.0028 - 0.0130)
Oil clearance mm (in) Standard 0.017 - 0.045 (0.0007 - 0.0018)
Connecting Rod Bolts
Tightening torque 52 Nm (5.3 kgf-m, 38.4 ft-lb)
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.