380SL (107.045) V8-3.8L (116.960) (1982)
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9
Drive broach through the bore by means of an aluminum mandrel approx. 130 mm long and a plastic hammer of approx. 250 g.
Inserting Valve Guide:
10
Cool valve guide in liquid nitrogen (approx. 3 minutes) and insert.
If no liquid nitrogen is available, heat cylinder head in a water bath to approx. 80 °C. Drive valve guide into the cylinder head by means of the
installing mandrel until the locking ring contacts the cylinder head.
11
Check valve guide for tight seat with the cylinder head in a cooled-down condition.
