Cylinder Head Installation Buick Encore I

Special Tools

EN-470-B Angular Torque Wrench.

For equivalent regional tools, refer to Special Tools .

1. Clean the sealing surfaces and remove dirt and old gasket material from thread bores, water galleries and oil galleries.
2. Install a NEW cylinder head gasket (3). The marking "Top" should point to the cylinder head.
3. Install the cylinder head (2).
4. Install 12 NEW cylinder head bolts (1) and hand tighten.
5. Lay a straight edge (1) against the engine block and cylinder head. Adjust the transition in area (2) until there is no clearance between cylinder head and straight edge, using a rubber mallet.
6. Tighten the cylinder head bolts in the sequence shown and to the following specifications: Tighten the cylinder head bolts to 35 N.m (26 lb ft). Tighten the cylinder head bolts an additional 180 degrees. Use EN-470-B wrench.