4
Replacement
Replace valve or valve guide.
1. Heat cylinder head to 150 to 160°C (302 to 320°F) and drive out valve guide with a press [under a 20 kN (2t, 2.2 US ton, 2.0 Imp ton) pressure] or hammer, and suitable tool.
2. Ream cylinder head valve guide hole.
3. Heat cylinder head to 150 to 160°C (302 to 320° F) and press service valve guide into cylinder head.
12.7 -13.3 mm (0.500 - 0.524 in)
S6M008A
SEM542
4. Ream valve guide.
Finished size:
7.005 - 7.020 mm (0.2758 - 0.2764 in)
SEM647