VALVE LASH
NUMBERING OF CYLINDERS AND VALVE
LOCATION
TIMING MARK AND POINTER
TO CHECK VALVE LASH
Both the exhaust and inlet valves for No. 1 and No. 2
1. Stop the engine.
cylinders will be closed: The four rocker arms will rotate
2. Clean around the valve covers.
with finger pressure.
3. Remove the crankcase ventilation valve.
4. Remove both valve covers.
ROTATING ROCKERS
REMOVING CRANKCASE VENTILATION VALVE
ADJUSTING VALVE LASH
5.
Turn the crankshaft until No. 1 cylinder is on
1.
Adjust the inlet and exhaust valve lash for No.
top dead center ("TC1") compression stroke.
1 and No. 2 cylinders:
Align the ("TC1") timing mark on the damper
a. Loosen the valve adjusting screw locknut.
with the timing pointer located on the front of
the engine block.
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