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Home >> Pontiac >> 1991 >> 6000 L4-151 2.5L >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> Cylinder Head Assembly >> System Specifications >> Torque Specifications

Torque Specifications

Cylinder Head Bolts

Fig. 5 Cylinder Head Tightening Sequence:






In the sequence shown in figure 5:

1. Torque all bolts to 18 ft. lbs.
2. Torque all bolts (except No. 9) to 26 ft. lbs.
Torque No. 9 bolt to 18 ft. lbs.
3. Turn all bolts an additional 90° (1/4 turn)