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 MANUALSHYUNDAI2003SONATA V6-2.7LREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER BLOCK ASSEMBLYSYSTEM SPECIFICATIONSGENERAL TORQUE SPECIFICATIONS
2003 Hyundai Sonata V6-2.7L
General Torque Specifications
2003 Hyundai Sonata V6-2.7LSECTION General Torque Specifications
Tightening Torque
Main bearing cap bolt
M10
Bolts 1 to 8 27 - 33 Nm + 90° - 94°
or 270 - 330 kgf-cm + 90° - 94°
or 19.5 - 24 ft. lbs. + 90° - 94°
M8
Bolts 9 to 15 13 - 19 Nm + 90° - 94°
or 130 - 190 kgf-cm + 90° - 94°
or 10 - 14 ft. lbs. + 90° - 94°
Connecting rod bolt 16 - 20 Nm + 90° - 94°
or 160 - 200 kgf-cm + 90° - 94°
or 12 - 15 ft. lbs. + 90° - 94°
Crankshaft pulley bolt 180 - 190 Nm (1,800 - 1,900 kgf-cm, 130 -138 ft. lbs.)
Bearing Cap Torque Sequence:
Main bearing cap bolt
M10
Bolts 1 to 8 27 - 33 Nm + 90° - 94°
or 270 - 330 kgf-cm + 90° - 94°
or 19.5 - 24 ft. lbs. + 90° - 94°
M8
Bolts 9 to 15 13 - 19 Nm + 90° - 94°
or 130 - 190 kgf-cm + 90° - 94°
or 10 - 14 ft. lbs. + 90° - 94°
Connecting rod bolt 16 - 20 Nm + 90° - 94°
or 160 - 200 kgf-cm + 90° - 94°
or 12 - 15 ft. lbs. + 90° - 94°
Crankshaft pulley bolt 180 - 190 Nm (1,800 - 1,900 kgf-cm, 130 -138 ft. lbs.)
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.