
Measure the inside diameter of the thermostat seal count-
erbore in the thermostat housing.
Thermostat Seal Bore I.D.
mm in
67.39 MIN 2.653
67.46 MAX 2.656
Use a depth micrometer or a depth gauge, Part No.
3823495, to measure the depth of the seal counterbore in
the thermostat housing.
Thermostat Seal Bore Depth
mm in
42.16 MIN 1.66
42.67 MAX 1.68
Assembly
Caution: When installing a new seal, the flat side of the
seal must be toward the mandrel for correct installation.
Use thermostat seal mandrel, Part No. ST-1225, and a
lead hammer to install the seal.
A counterbore in the housing bore locates the seal.
Install the thermostat in the cover.
Install a new gasket on the thermostat housing.
Install the thermostat cover and the four mounting cap-
screws.
Tighten the capscrews.
Torque Value: 47 N•m [35 ft-lb]
Install the CELECT™ coolant temperature sensor into the
thermostat housing.
Torque Value: 34 N•m [25 ft-lb]
Thermostat Housing - Cleaning and Inspection (08-05) Cooling System
N14Page 8-22
Perfect..