Dodge D250 1990 Service Manual page 243

In-Chassis Repairs
Page9F~14
Base Engine Components
DODQE Turbo Diesei
Cleaning arid Inspecting the Valves
Clean the valve heads with a soft wire wheel.
Polish the valve stems with crocus cloth.
Caution: Re-mark the wives according to head location.
V '
w
Inspect for abnormal wear on the valve heads and sfems.
(1^ Measure the valve stem diameter.
Diameter
mm
i n
7.935
7.960
MIN
MAX
0.3126
0.3134