Arctic Cat Pantera 3000 Service Manual page 127

NOTE: The contact point of the dial indicator

should be on either side of the oil port hole of the cen-
ter crankshaft journal and to the outside of the oil
port hole on the MAG and PTO end of the crank-
shaft.
2. Rotate the crankshaft slowly.
3. The reading must be 0.0012 in. or crankshaft repair-
ing/replacing will be necessary.
MEASURING CRANKSHAFT MAIN/ROD
JOURNALS (Bearing Surfaces)
1. Using a micrometer, measure each main and con-
necting rod bearing journal from along its length and
90° from the first measurement. Measurement must
be within 0.0011-0.0018 in.
2. If any journal is badly damaged or has wear that is
not within specifications, the crankshaft must be
replaced.
Assembling
NOTE: Arctic Cat recommends new gaskets, seals,

and O-rings be installed whenever assembling the
engine.
NOTE: For assembling purposes, use oil-dissolvable

molybdenum disulfide grease as engine-assembly
grease.
1. Install the balancer driven gear (A); then install the
balancer shaft (B) making sure to face the punch
mark (C) on the balancer driven gear inward. Align
the projection (D) on the balancer shaft with the slot
(E) in the balancer driven shaft.
SNO-385A
2. Install the water pump drive gear (A) by aligning the
punch mark (B) on the water pump gear with the
shorter spline (C) on the balancer shaft end.
126
SNO-386A
3. Install the right balancer weight (A) onto the shaft;
then install the washers, lock washers, and secure
using the existing cap screws making sure to align
the punch mark (B) on the shaft with the shorter
spline (C) on the shaft end.
SNO-387A
4. Install the left balancer weight (A) onto the shaft;
then install the washers, lock washers, and secure
using the existing cap screws making sure to align
the punch mark (B) on the shaft with the shorter
spline (C) on the shaft end.
SNO-388A
5. Secure the balancer weights (C) using a small piece
of wood (B). Tighten cap screws to 25 ft-lb; then
bend the locking washer over the cap screw (A).