Cylinder Head
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Illustration 1 | g00876966 |
Cylinder head tightening sequence |
Use the following procedure in order to tighten the bolts for the cylinder head:
- Put clean engine oil on the threads of the bolts. The bolts are tightened in the numerical sequence that is shown in Illustration 1.
Tighten the bolts to the following torque. ...
110 N·m (80 lb ft) - Repeat the procedure in Step 1 to ensure that all of the bolts are tightened to the correct torque.
- Use the numerical sequence that is shown in Illustration 1 to tighten the bolts for the additional torque-turn specification.
- Tighten the short bolts (S) for an additional 150 degrees (2.5 flats).
- Tighten the medium sized bolts (M) for an additional 180 degrees (3.0 flats).
- Tighten the long bolts (L) for an additional 210 degrees (3.5 flats).
Cylinder head thickness ...
Minimum permissible thickness after the cylinder head face has been resurfaced. ...
Maximum permissible projection of the fuel injection nozzle below the face of the cylinder head after resurfacing ...
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Illustration 2 | g00295372 |
Checking the distortion of the cylinder head |
Maximum distortion of the cylinder head is given in the following table.
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Dimension | Maximum Permissible Distortion |
Width "A" | |
Length "B" | |
Diagonal "C" | |
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