Valve Guide: Testing and Inspection

Valve Guides, Checking

Special tools, testers and auxiliary items required

• Dial gauge holder (VW 387)

• Dial gauge

- Insert a new valve into the guide. The valve stem tip must seal with the guide. Due to the slight difference in stem dimensions, ensure that only an intake valve is used in the intake guide and an exhaust valve in the exhaust guide.





- Determine tilt clearance. Wear limit: 0.8 mm

If tilt clearance is exceeded:

- Replace the cylinder head.