Cabriolet V6-2.8L (AFC) (1995)
CAUTION: Cylinder heads with valve seats that can no longer be refaced, or which have already been machined to the minimum dimension, can no
longer be repaired.
-
Press out worn valve guides from camshaft side using drift 10-206.
Replacement guides with shoulder must be pressed out from combustion chamber side.
-
Coat new guides with oil and, using drift 10-206, press new guide into cold cylinder head from camshaft side until shoulder makes contact.
CAUTION: When the shoulder on the new guide makes contact, the pressing force must not exceed 1.0 ton or the guide shoulder could break off.
-
Ream new valve guides to size with appropriate size hand reamer, using plenty of cutting fluid.
7 mm valve stems: use hand reamer 3120
8 mm valve stems: use hand reamer 10-215
-
Reface valve seats after replacing valve guides. Observe minimum dimensions.