Reworking intake valve seat
WARNING: This page does not describe the selected car, but rather 11 other vehicles, including the 1999 Volkswagen Jetta, 1999 Volkswagen GTI, 1998 Volkswagen Jetta, 1998 Volkswagen GTI, and 1997 Volkswagen Jetta. However, it is still accessible from the selected car via links, so may be relevant.
REWORKING INTAKE VALVE SEAT
| Application | Specification |
|---|---|
| -a- | = Diameter 38.3 mm (1.508 in.) |
| -b- | = Max. permissible reconditioning dimension (calculated %, see MAXIMUM PERMISSIBLE RECONDITIONING DIMENSION, CALCULATING ) |
| -c- | = Valve seat width 1.4-2.0 mm (0.055-0.079 in.) |
| if necessary recondition valve seat insert with 755 correction cutter (angle -g-) | |
| -Z- | = Cylinder head lower surface |
| -Alpha- | = 455 valve seat angle |
| -Beta- | = 305 upper correction angle |
| -Y- | = 755 lower correction angle |