Vauxhall Workshop Service and Repair Manuals

Valve Stem Play, Check

Measure inside diameter of valve guide with suitable inside measuring gauge.

Measure outside diameter of valve stem.

The play is the difference between valve stem outside diameter and inside diameter of valve guide.

Permissible valve stem play:

Intake:      0.02 to 0.2 mm/0.0008 to 0.008 in.

Exhaust:   0.03 to 0.25 mm/0.001 to 0.009 in.