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Home >> Jeep >> 2007 >> Commander Base, 4.7 P, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (3.7L Engine (Service Information)) >> Engine Block >> Bearings-Crankshaft Main >> Standard Procedure >> Main Bearing Fitting >> Select Fit Identification

Select Fit Identification

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Fig 1: Markings On Target Wheel
GC0011776Courtesy of CHRYSLER LLC

The main bearings are "select fit" to achieve proper oil clearances. For main bearing selection, the crankshaft position sensor target wheel (2) has grade identification marks (3) stamped into it. These marks are read from left to right, corresponding with journal number 1, 2, 3, 4. The crankshaft position sensor target wheel (2) is mounted to the number 6 counter weight (1) on the crankshaft.

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