Comanche 4WD L6-242 4.0L VIN S MFI (1992)
Fig. 1 Reverse Rotating Water Pump - 4.0L 6-Cylinder
CAUTION: All engines have a reverse (counter-clockwise) rotating water pump. The letter R is stamped into the back of the water pump
impeller to identify. Engines from previous model years, depending upon application, may be equipped with a forward (clockwise) rotating water
pump. Installation of the wrong water pump will cause engine over heating.
1. Disconnect negative battery cable at battery.
2. Drain the cooling system. Refer to Draining Cooling System.
Fig. 4 Fan Mounting Nuts
3. Loosen (but do not remove at this time) the 4 fan hub to water pump pulley mounting nuts.
NOTE: The engine accessory drive belt must be removed prior to removing the fan or fan pulley.
4. Remove engine drive belt as follows:
