Chapter 2 Part A
2.6L four-cylinder engine
2A-5
4.11 Apply a small amount of RTV sealant to the corners of the
cylinder head next to the camshaft bearing cap
SHAFT, LEFT
SHAFT, RIGHT
A
(12 OIL HOLES AT SHAFT (4 OIL HOLES AT SHAFT /
cAp,No~ 3
CAP NO. 4
ROCKER ARM, (INTAKE)
ROCKER ARM, (INTAKE)
FOR INSTALLATION
WITH JET VALVE
WITHOUT JET VALVE
5.5 An exploded view of the rocker arms and shafts (typical)
then reinstall the main bearing cap on that end to hold it in place untilreas-
sembly
Note 2:
While the camshaft bearing caps are off, inspect them, as well as
the camshaft bearing journals, as described in Section 13.
Removal
Refer to illustration 5.3
1 Remove the valve cover (see Section 4).
2 Position the number one piston at Top Dead Center (see Section 3).
3 Have an assistant hold down the transmission end of the camshaft,
then loosen the camshaft bearing cap bolts i/4-turn at a time until the
spring pressure is relieved (see illustration). Do not remove the bolts.
4 Lift the rocker arms and shaft assembly from the cylinder head. Rein-
stall the bearing cap at the transmission end to hold the camshaft in place.
Inspection
Refer to illustrations 5.5 and 5.6
5 If you wish to disassemble and inspect the rocker arm assemblies (a
good idea as long as you have them off), remove the retaining bolts and
slip the rocker arms, springs and bearing caps off the shafts (see iiiustra-
tion). Keep the parts in order so you can reassemble them in the same
positions. Note:
If the engine is equipped with hydrauliclashao’justers, re-
fer
to Chapter ZB,
Section 7 for
the inspection
procedure.
==~~~-~~~, _~
~-~ --
._
5.6 Check the contact faces and adjusting screw tips (arrows)
6 Thoroughly clean the parts and inspect them for wear and damage.
Check the rocher arm faces that contact the camshaft and the adjusting
screw tips (see illustration). Check the surfaces of the shafts that the
rocker arms ride on, as well as the bearing surfaces inside the rocker
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