Tracker Off-Road 800SX Service Manual page 84

MF159A
NOTE: Collets can be held in position during

assembly by applying a small amount of grease to the
inner surface of the collets.
MF158A
INSTALLING CYLINDER HEAD
To install the cylinder head, use the following procedure:
NOTE: Whenever a major engine component is

removed for inspection or service, new gaskets, seals,
and O-rings must be installed. Never attempt to reuse
gaskets or seals.
1. Thoroughly clean all mating surfaces of the cylinder
head and engine block as well as mating surfaces of
any removed components.
MF166A
82
MF167A
2. If intake and exhaust manifolds were removed, using
new gaskets, install and secure with attaching nuts
(seven intake and six exhaust) and tighten to specifi-
cations. Install the heat shield onto the exhaust mani-
fold.
3. Wipe all surfaces clean of lint, liquids, or other con-
taminates and place a new cylinder head gasket in
place, making sure that the oil passage in the gasket
(8) is properly aligned with the oil port (9) in the
engine block; then install a new O-ring (11) and
weather seal (10).
MF140A
MF123C
CAUTION
To avoid severe engine damage, make sure that the oil
passage in gasket (8) is properly aligned with the oil
port (9) in the engine block.
4. Carefully set the cylinder head onto the engine block
making sure it seats properly on the alignment pins;
then install the eight cylinder head bolts and using
the sequence shown, tighten to specifications in the
following three steps: