G3508, G3512 and G3516 Engines Caterpillar

Installation Procedure

Note: Repeat the procedure for each cylinder head.

1. Clean the surface of the cylinder head and the surface of the spacer plate. A new spacer plate gasket must be installed when the cylinder head is removed.

Show/hide table



Illustration 1	g00585028
Typical example

2. Install cylinder head gasket (13) .

Show/hide table



Illustration 2	g00585054

Show/hide table

NOTICE
The plug at Location (A) MUST be installed on engines that are equipped with a dry exhaust manifold. REMOVE the plug on engines that are equipped with a water cooled exhaust manifold.

Show/hide table



Illustration 3	g01254926
Typical example

Show/hide table



Illustration 4	g00585055

3. Attach Tooling (A) and a suitable lifting device to cylinder head (1) . The weight of cylinder head (1) is approximately 47 kg (105 lb). Position cylinder head (1) on the spacer plate.

4. Install bolts (11) and bolts (12) in the cylinder head.

5. Use the following procedure to tighten the cylinder head bolts.

   1. Apply clean engine oil to the threads of the cylinder head bolts.

   2. Tighten Bolt (1) through Bolt (8) in a numerical sequence to a torque of 30 ± 5 N·m (22 ± 4 lb ft).

   3. Tighten Bolt (1) through Bolt (8) again in a numerical sequence to a torque of 270 ± 35 N·m (200 ± 26 lb ft).

   4. Tighten Bolt (1) through Bolt (8) again in a numerical sequence to a torque of 450 ± 20 N·m (330 ± 15 lb ft).

   5. Tighten Bolt (9) and Bolt (10) to a torque of 55 ± 10 N·m (40 ± 7 lb ft).

6. Install bolts (10) in tube (9) that runs from the water manifold to cylinder head (1) . Also install the bolts on the top of tube (9) .

7. Connect exhaust temperature sensor (8) .

Show/hide table



Illustration 5	g00585024
Typical example

8. Install bolts (4) on exhaust elbow (7) .

9. Install bolts (6) on air inlet elbow (5) .

Show/hide table



Illustration 6	g00585022
Typical example

10. Position valve cover base (2) on cylinder head (1) .

11. Install bolts (3) in valve cover base (2) .

12. Fill the cooling system to the correct level with coolant. Refer to Operation and Maintenance Manual, "Cooling System Coolant - Change".

End By: Install the rocker shaft assemblies and the pushrods. Refer to Disassembly and Assembly, "Rocker Shaft and Push Rod - Install".