Cylinder Block - Rebuild Section V - Specifications - Group 18 Page V-36 M11 Component or Assembly (Procedure) Ref.No./Steps Metric U.S. Fan Hub Face to Face Distance 73.4 mm MIN 2.890 in 74.0 mm MAX 2.913 in Fan Idler Pulley End Clearance 0.05 mm MIN 0.002 in 0.25 mm MAX 0.010 in Fan Idler Pulley Shaft O.D.: Oil Seal Surface 1 32.975 mm MIN 1.2982 in 33.000 mm MAX 1.2992 in Bearing Surface 2 19.037 mm MIN 0.7495 in 19.050 mm MAX 0.7500 in Fan Idler Pulley Bearing Bore I.D. 45.199 mm MIN 1.7795 in 45.224 mm MAX 1.7805 in Note: The front and rear bearing bores are the same inside diameter. Fan Idler Pulley Bore Oil Seal Installed Depth 0.00 mm MIN 0.000 in 0.25 mm MAX 0.010 in Note:
Measure depth from the mounting flange surface, as shown. Thermostat, Coolant - Operating Temperature Initial Opening Temperature 81°C MIN 178°F 83°C MAX 182°F Fully Open Temperature 93°C MAX 200°F Maximum Opening Distance 9.52 mm MAX 0.375 in Cooling System - Torque Values Water Pump Cover 47 35 ft-lb