Cylinder Head
Tighten the cylinder head bolts sequentially in 3 steps.1st step torque: 20 Nm (2.0 kgf-cm, 14 ft. lbs.)
2nd step torque: 49 Nm (5.0 kgf-cm, 36 ft. lbs.)
3rd step torque: 67 Nm (6.8 kgf-cm, 49 ft. lbs.)
Use a beam-type torque wrench. When using a preset-type torque wrench, be sure to tighten slowly and do not overtighten. If a bolt makes any noise while you are torquing it, loosen the bolt and retighten it from the first step.
Cylinder Head Bolts Torque Sequence