Valve Lifter Hole Diameter

Using inside micrometer, measure diameter of valve lifter hole of cylinder head.

Fig 1: Measuring Diameter Of Valve Lifter Hole
Courtesy of NISSAN MOTOR CO., U.S.A.

Standard: 34.000 - 34.021 mm (1.3386 - 1.3394 in)
If out of the specified range, replace the cylinder head assembly.