Valve Guide: Testing and Inspection

Valve Guides, Checking

Special tools and equipment

- VW 387 Universal dial gauge bracket
- Dial gauge

Test sequence





- Insert new valve into guide until end of valve stem is flush with end of guide. Due to slight difference in stem dimensions, ensure that only an inlet valve is used in inlet guide and an exhaust valve in exhaust guide.
- Determine side play clearance.
Wear limit: 0.8 mm

- If side play clearance is exceeded, replace cylinder.