Villager V6-181 3.0L SOHC VIN 1 EFI (1997)
Rocker Arm Assembly: Testing and Inspection
Rocker Arm-to-Rocker Arm Shaft Clearance
Inspect the rocker arm shaft for scratches, seizure, and wear. Measure the rocker arm shaft diameter. The rocker arm shaft diameter should be
17.979-18.000 mm (0.7078-0.7087 inch).
Measure the rocker arm bore. The rocker arm bore should be 18.007-18.028 mm (0.7089-0.7098 inch).
Subtract the rocker arm shaft diameter measurement from the rocker arm bore measurement. The difference is the rocker arm-to-rocker arm shaft
clearance.
The rocker arm-to-rocker arm shaft clearance should be 0.007-0.049 mm (0.0003-0.0019 inch).