Before installing the parts, apply fresh engine oil to all sliding and rotating surfaces.
Replace all gaskets and oil seals with new ones.
Install heater union
When using a new cylinder head, a new heater union must be installed.
Apply adhesive to the end of the heater union as shown in the illustration. Adhesive: Part No. 08833-00070, THREE BOND 1324 or equivalent
Using a wooden block and hammer, tap in a new heater union, leaving standard position protruding from the cylinder head. Standard protrusion: 48 mm (1.89 in.)
Install valves
Install a new oil seal on the valve guide bushing.
Install these parts:
Valve
Spring seat
Valve spring
Spring retainer
Confirm the correct direction of the valve spring.
Using SST, compress the valve spring and place the 2 keepers around the valve stem. SST 09202-70020 (09202-00010)
Using a plastic-faced hammer, lightly tap the valve stem tip to ensure a proper fit.
Install valve lifters and shims
Install the valve lifter and shim.
Check that the valve lifter rotates smoothly by hand.
Install EGR cooler Install a new gasket and the EGR cooler with the 8 bolts. Torque: 8.8 N·m (90 kgf·cm, 78 in.·lbf)
Install camshaft position sensors Install the gasket and sensor with the 2 bolts. Torque: 8.8 N·m (90 kgf·cm, 78 in.·lbf)