Maxima V6-2960cc 3.0L SOHC MFI (VG30E) (1990)
Rocker Arm Assembly: Testing and Inspection
ROCKER SHAFT AND ROCKER ARM
1. Check rocker shafts for scratches, seizure and wear.
2. Check outer diameter of rocker shaft.
Diameter:
17.988 - 18.000 mm (0.7082 - 0.7087 in)
3. Check inner diameter of rocker arm.
Diameter:
18.007 - 18.028 mm (0.7089 - 0.7098 in)
Rocker arm to shaft clearance:
0.007 - 0.049 mm (0.0003 - 0.0019 in)
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Keep rocker arm/hydraulic valve lifter standing to prevent air from entering hydraulic valve lifter when checking.