41
L510032-16
Figure 11-20 6.0L / 6.2L Raw Water Pump Removal
Circulation
Pump
Raw Water
Pump
Crankshaft
Pulley
A
ENGINE MAINTENANCE - 11
SERVICING RAW WATER PUMP IMPELLER -
5.7L APPLICATIONS
IMPELLER KIT #: RP061018
The raw water pump impeller should be serviced every
50 hours, or once a year, whichever occurs rst. See
Maintenance Schedule.
Remove the four cover plate attaching bolts. Replace
impeller and gasket. Replace the cover plate and tighten
bolts securely..
Figure 11-19 5.7L Raw Water Pump
SERVICING RAW WATER PUMP IMPELLER -
6.0L / 6.0L HO / 6.2L APPLICATIONS
IMPELLER KIT #: RP061022
The raw water pump impeller should be serviced every
50 hours, or once a year, whichever occurs rst. See
Maintenance Schedule.
Locations “A” (Figures 11-17 / 11-19) are access holes
in order to loosen the raw water pump attaching bolts.
The bolts are secured in the pump by O-rings, and will
not fall out during removal.
Torque the raw water pump housing attaching bolts
to 8.5-9 ft.lbs. (11.5-12 N-M), when re-installing the
impeller.
SUPERCHARGER BELT REPLACEMENT
SERPENTINE BELT #: R066037
1. Note the routing of the belt before removing.
2. Using a 1/2” drive ratchet, turn the belt tensioner
to relieve the tension on the belt. Slide the belt o
of the pulleys. Release the tensioner slowly to
prevent the tensioner from snapping against
its stop, and possibly causing damage to the
tensioner.
3. Slide the belt onto the pulleys using the same
routing as noted prior to removal.
4. Compress the belt tensioner, and slide the belt
over the tensioner pulley. Release the tension
slowly to tension the belt.
Figure 11-18A 6.2L Supercharger Drive Belt
Conguration