Valve Guides, Checking Audi TT 8N

Special tools and equipment required

1. Universal dial gauge bracket VW 387
2. Dial gauge

Work sequence

Scheme 183

1. Insert valve into valve guide. Only insert intake valve into intake guide and exhaust valve into exhaust guide, as stem diameters are different.

1. End of valve stem must be flush with valve guide

1. Determine amount of sideways play.

1. Wear limit (sideways play): 0.8 mm

If the amount of sideways play is exceeded

1. Replace cylinder head.