11 12 Cylinder Head with Valve Seat Cover M54 B 30
WARNING: This page is about a different car, the 2002 BMW Z3 and 2001 BMW Z3. However, it is still accessible from the selected car via links, so may be relevant.
CYLINDER HEAD WITH VALVE SEAT COVER M54 B 30 TECHNICAL SPECIFICATION
| Valve seat angle | ° | 45 |
| Correction angle: outer | ° | 15 |
| Correction angle: inner | ° | 60 |
| Valve seat width: Inlet |
mm | 1.65 +/- 0.25 |
| Valve seat width: Exhaust |
mm | 1.65 +/- 0.25 |
| Diameter Valve seat | ..... | ..... |
| Valve seat surface: Outside dia. inlet |
mm | 32.4 |
| Valve seat surface: Outside dia. exhaust |
mm | 30.0 |