940 SE L4-2320cc 2.3L SOHC Turbo VIN 87 B230FT (1991)
Valve Seat: Service and Repair
NOTE: Special Tools Required: 5220, 5029.
RECONDITIONING PROCEDURES:
Replacing Valve Seats:
Valve Seat Removal Step #1
1. Cut two notches in old valve seat:
-
This reduces valve seat tension.
2. Grind an additional notch in valve seat to obtain starting point for chisel acc.
-
Be careful not to damage cylinder head.
Valve Seat Removal Step #2
3. Split valve seat:
-
Use a chisel to split valve seat.
-
Be careful when handling chisel.