Crankshaft Assembly - Arctic Cat WILDCAT/X Service Manual

2. Noting the reference dots on the gerotor set, separate
the inner rotor from the outer rotor and with the refer-
ence dot directed toward the oil pump cover, place the
rotor on the shaft; then install the drive pin and push
the shaft into the rotor.
3. With the outer rotor reference dot directed toward the
oil pump cover, install the rotor onto the inner rotor.
4. Place a new O-ring seal on the outside of the oil pump
cover. The oil pump assembly is now ready for assem-
bly into the crankcase.

CRANKSHAFT ASSEMBLY

 NOTE: The crankshaft and connecting rod is a non-
serviceable assembly. If any component is out of
specification, the assembly must be replaced.
GZ356
Measuring Connecting Rod
(Small End Inside Diameter)
1. Insert a snap gauge into the upper connecting rod
small end bore; then remove the gauge and measure it
with micrometer.
GZ363
2. Maximum diameter must not exceed specifications.
Measuring Connecting Rod
(Small End Deflection)
1. Place the crankshaft on a set of V blocks and mount a
dial indicator and base on the surface plate. Position
the indicator contact point against the center of the
connecting rod small end journal.
2. Zero the indicator and push the small end of the con-
GZ360
necting rod away from the dial indicator.
3. Maximum deflection must not exceed specifications.
Measuring Connecting Rod
(Big End Side-to-Side)
1. Push the lower end of the connecting rod to one side
of the crankshaft journal.
2. Using a feeler gauge, measure the gap between the
connecting rod and crankshaft journal.
3. Acceptable gap range must be within specifications.
Measuring Crankshaft (Runout)
1. Place the crankshaft on a set of V blocks.
GZ362
CC290D
85