New Beetle L4-1.8L Turbo (BNU) (2005)
Valve Guide: Testing and Inspection
Valve guides, checking
Special tools, testers and auxiliary items required
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Universal dial gauge bracket VW 387
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Dial gauge
Work sequence
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Insert a new valve into guide. End of valve stem must be flush with guide. Due to slight differences in stem diameters, use only an intake valve in
an intake guide and an exhaust valve in an exhaust guide.
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Determine valve rock.
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Wear limit: 0.8 mm
If the valve rock is more than 0.8 mm:
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Replace cylinder head.