Remachining a Valve Seat - Cylinder Head Disassembled (N62)

11 12 527 - Remachining a valve seat - cylinder head disassembled (N62)





Special tools required:
- 00 3 520 00 3 520 Valve Seat Turning Tool in Case (Hunger)
- 00 3 580 00 3 580 Set of Valve Seat Milling Cutters in Case (Neway)





Machine valve seat surface with special tool 00 3 520 00 3 520 Valve Seat Turning Tool in Case (Hunger) or with 00 3 580 00 3 580 Set of Valve Seat Milling Cutters in Case (Neway) in accordance with tool manufacturer's instructions.





Note:
After machining valve-seat surface: Remachine outside and inside diameters with correction milling tool to the specified diameters until you obtain valve seat width (5).

1. Valve-seat angle
2. Correction angle, external diameter
3. Correction angle, internal diameter
4. Valve seat, external diameter
5. Valve seat width
Items (1) to (5).