Arctic Cat DVX 400 2004 Service Manual page 66

NOTE: The spacer and side rails do not have a
top and bottom designation. Do not allow the
spacer ends to overlap. B is correct.
NOTE: The first (1) and second (2) rings differ in
shape. Install the rings with the mark directed up.
2. Install the second ring (2); then install the first ring
(1).
3. Apply engine oil onto the piston pin and the small
end of the connecting rod.
4. Place a clean rag over the cylinder base to prevent
the piston-pin circlip from dropping into the crank-
case; then install the piston, piston pin, and a new
circlip with the punch mark (1) on the piston directed
toward the exhaust side.
ATV2173
5. Apply engine oil to the sliding surface of the piston
and the big end of the connecting rod; then install the
alignment pins (2) and a new gasket (3) onto the
ATV2174
crankcase.
6. Position each piston ring correctly and work the cyl-
inder down onto the piston making sure the rings do
not catch on the cylinder skirt.
NOTE: To correctly position the end gaps with (A)
ATV2175
being the exhaust, position (5) is the 2nd ring and
lower side rail, position (6) is the upper side rail,
and position (7) is the 1st ring and spacer.
SP256
SP257
SP258
37