TM 5-3810-300-24&P-3
CYLINDER HEAD
The cylinder head (Figs.
2 and 3) is a one-piece
head, permit accurate seating of valves under varying
casting securely held to the top of the cylinder block by
conditions of temperature and materially prolong the life
special bolts.
of the cylinder head.
The exhaust valves, fuel injectors and the valve and
To ensure efficient cooling, each fuel injector is inserted
injector operating mechanism are located in the cylinder
into a thin-walled tube (Fig. 4) which passes through the
head.
water space in the cylinder head. The lower end of the
injector tube is pressed into the cylinder head and flared
Depending upon the engine application, either two or
over; the upper end is flanged and sealed with a
four exhaust valves are provided for each cylinder.
neoprene seal. The sealed
Exhaust valve seat inserts, pressed into the cylinder
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