Rocker Shaft and Rocker Arm - Diameter/Clearance
ROCKER SHAFT AND ROCKER ARM1. Check rocker shafts for scratches, seizure and wear.
2. Check outer diameter of rocker shaft.
Diameter: 17.979 - 18.000 mm (0.7078 - 0.7087 inch)
3. Check inner diameter of rocker arm.
Diameter: 18.007 - 18.028 mm (0.7089 - 0.7098 inch)
Rocker arm to shaft clearance: 0.007 - 0.049 mm (0.0003 - 0.0019 inch)
Keep rocker arm with hydraulic valve lifter standing to prevent air from entering hydraulic valve lifter when checking.