Valve Seat: Service and Repair

Valve Seats

Procedure Illustration:

Valve Seat Dimensions (Part 1 Of 2):

Use a milling kit with T-wrench, locating shaft for valve seat cutter part no. 83 95 097, cutters part no. 78 61040 (45° & ring;), part no. 83 93 936 (60° & ring;) and part no. 83 95 105 (70° & ring; ).