Operation CHARM: Car repair manuals for everyone.

Cylinder Head




Tighten cylinder head bolts in numerical order.

Tightening procedure
1. Tighten all bolts to 39 Nm (4.0 kg-m, 29 ft-lb).
2. Tighten all bolts to 123 Nm (12.5 kg-m, 90 ft-lb).
3. Loosen all bolts completely.
4. Tighten all bolts to 34 to 44 Nm (3.5 to 4.5 kg-m, 25 to 33 ft-lb).
5. Tighten all bolts to 123 Nm (12.5 kg-m, 90 ft-lb) or if an angle wrench is available, tighten bolts 70 to 75 degrees (L1), 65 to 70 degrees (L2) clockwise.
6. Tighten bolts (X) as shown to 10 to 12 Nm (1.0 to 1.2 kg-m, 7 to 9 ft-lb).