Inner Diameter Of Main Bearing Housing

WARNING: This page is about a different variant/trim than selected.

Install the main bearing caps with the main bearings removed, and tighten the mounting bolts to the specified torque.
Using a bore gauge, measure the inner diameter of the main bearing housing.
1. Standard : 63.993-64.017 mm (2.5194-2.5203 in)
If out of the standard, replace the cylinder block and main bearing caps as an 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.