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| Insert valve into valve guide. Only insert inlet valve into inlet guide and exhaust valve into exhaust guide, as the stem diameters are different. |
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| End of valve stem must be flush with valve guide. |
Note If the valve has to be renewed as part of a repair, use a new valve for the measurement. |
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| Determine amount of sideways play. |
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| Wear limit (sideways play) for inlet and exhaust valve guide: 0.8 mm. |
If wear limit is exceeded: |
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| Renew the cylinder head. |
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