Cylinder Head; Cylinder Head Removal; Cylinder Head Inspection; Cylinder Head Warp - Segway SNARLER ATV 2021 Series Service Manual

Cylinder Head

Cylinder Head Removal

Cylinder Head Removal
NOTE NOTE
C C
The cylinder head can be serviced with the engine
installed in the chassis.
◆ Remove the (2) outer M6 bolts【A】that retain the
cylinder head【B】to the cylinder.
◆ Loosen the (4) cylinder head bolts【C】evenly 1/8
A A
turn at a time until all are loose.
◆ Remove and discard the cylinder head bolts【C】.
◆ Tap cylinder head lightly with a soft faced hammer
until loose.
◆ Tap only in reinforced areas or on thick parts of the
cylinder head casting.
◆ Remove the cylinder head【B】and head gasket
【D】.

Cylinder Head Inspection

Cylinder H
◆ Thoroughly clean cylinder head surface to remove
all traces of gasket material and carbon.
B B
CAUTION CAUTION
Use care not to damage gasket sealing surface. All
D D
gasket surfaces must be clean, dry and free of any
oil or grease upon assembly. Clean sealing surfaces
E E
with rubbing alcohol or electrical contact cleaner. Do
not touch sealing surfaces of the new head gasket.

Cylinder Head Warp

Cylinder H
◆ Clean the cylinder head.
◆ Lay a straightedge across the lower surface
F F
of the cylinder head.
◆ Use a thickness gauge to measure the space
between the straightedge【F】and the head
at several locations.
Cylinder Head Warp Limit :
If the cylinder head is warped more than the service limit,
replace it.
3-5-21
ENGINE TOP END ENGINE TOP END
ead Inspection
ead Warp
0.05 mm (0.002")