6 Valve spring
7 Valve guide
8 Valve seat insert
9 Valve tappet
Exhaust valve rotor
10 Distributor drive shaft
Figure 11-2A. Valve mechanism removal and installation.
(2) Check inside diameter of valve guides.
(a) Inside diameter should be 0.3432 to
Valves must be installed in the same cylinders from
0.3422 inch (8.74 to 8.69 mm).
which they were removed.
(b) Maximum diameter wear limit is 0.3447
Remove valves guides as follows:
inch (8.75 mm).
(1) Clean valve guides by removing lacquer and
(c) Replace guides that do not meet the
other deposits by running a wire brush soaked with
above tolerances as illustrated in figure 11-3.
cleaning solvent (Fed. Spec. PD680) through guide.
e. Remove valve seat insert as illustrated in figure