Arctic Cat 700 Diesel ATV 2007 Service Manual page 58

5. Remove the pre-combustion alignment tool and
repeat steps 2-5 for the second pre-combustion
chamber; then install the glow plugs and tighten to
specifications.
6. Install the unit injectors (see Section 4).
7. Install the governor linkage (see Speed Governor
in this sub-section).
8. Install the camshaft (see Camshaft/Rocker Arms
in this sub-section). At this point, the cylinder
head is ready for installation on the engine block.
Installing
1. Prior to installing the cylinder head, a head gasket
of the correct thickness must be selected in order
to maintain adequate piston to cylinder head clear-
ance. To select the correct cylinder head gasket,
use the following procedure.
A. Rotate the crankshaft until one of the pistons is
at top-dead-center (TDC) as indicated by a dial
indicator.
B. Using a depth micrometer, measure and record
piston protrusion above the cylinder deck plane.
Back
DE311A
DE330
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C. Use steps A and B to measure and record piston
protrusion on the other piston.
D. Use the piston with the highest protrusion to
select the appropriate gasket from the following
chart.
Piston Protrusion Gasket Thickness
0.82-0.91 mm 1.56-1.64 mm
(0.032-0.036 in.) (0.061-0.065 in.)
0.92-1.01 mm 1.66-1.74 mm
(0.036-0.040 in.) (0.065-0.069 in.)
1.02-1.10 mm 1.76-1.84 mm
(0.040-0.043 in.) (0.069-0.072 in.)
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DE386
Hole Number
3
1
2
3
DE342A
DE343A
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