Inner Diameter Of Main Bearing Housing

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Install the main bearing caps with the main bearings removed and tighten the bolts to the specified torque. Refer to "ASSEMBLY ".
Using a bore gauge, measure the inner diameter of the main bearing housing.
Standard : 58.944 - 58.968 mm (2.3206 - 2.3216 in)
If out of the standard, replace the cylinder block and lower cylinder block assembly.
NOTE: These components cannot be replaced as a single unit because they were processed together.

Fig 1: Checking Inner Diameter Of Main Bearing Housing
Courtesy of NISSAN MOTOR CO., U.S.A.