Valve Stem Diameter

WARNING: This page is about a different car, the 2005 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.

Measure the diameter of the valve stem using suitable tool.

Standard
1. Intake: 5.965 - 5.980 mm (0.2348 - 0.2354 in)
2. Exhaust: 5.955 - 5.970 mm (0.2344 - 0.2350 in)
Fig 1: Measuring Diameter Of Valve Stem Using Suitable Tool
Courtesy of NISSAN MOTOR CO., U.S.A.