TM 10-3950-672-24-2
If required, re-surface the valve stem tip.
Valve Seats Grind
Note: The illustrated marks indicate valve seats
have been ground previously.
Previously re-ground seats can be replaced with service
seats.
Calculating the Grinding
Depth Install the valves in their designated location and
measure valve depth.
Note: The valve depth is the distance from the
valve face to the head deck.
Record the depth of each valve as (A).
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