11 12 600 Reaming a valve guide (M62, S62) (valve removed)
WARNING: This page is about a different car, the 2003 BMW X5 and 2002 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
In event of excessive clearance between valve stem and valve guide:
Assemble the reaming tool and guide taper (1) from the special tool kit 00 4 210 depending on the shaft diameter. Press guide taper (1) onto valve seat. Starting from combustion chamber side, ream valve guide dry. Rotate reaming tool once in downwards direction.
- Ream out valve guide
- Install repair valve with larger stem diameter
Assemble the reaming tool and guide taper (1) from the special tool kit 00 4 210 depending on the shaft diameter. Press guide taper (1) onto valve seat. Starting from combustion chamber side, ream valve guide dry. Rotate reaming tool once in downwards direction.
NOTE:
After reaming out, remachine valve seat,
refer to 11 12 527 REMACHINING A VALVE SEAT (M62, S62) (CYLINDER HEAD DISMANTLED) .
refer to 11 12 527 REMACHINING A VALVE SEAT (M62, S62) (CYLINDER HEAD DISMANTLED) .