11 12 Cylinder Head with Valve Seat Cover S54
WARNING: This page is about a different car, the 2002 BMW M Roadster, 2002 BMW M Coupe, 2001 BMW M Roadster, and 2001 BMW M Coupe. However, it is still accessible from the selected car via links, so may be relevant.
CYLINDER HEAD WITH VALVE SEAT COVER S54 SPECIFICATIONS
| Valve seat angle | ° | 45 |
| Correction angle: outer | ° | 15 |
| Correction angle: inner | ° | 60 |
| Valve seat width: Inlet | mm | 1.0 +0.1 |
| Valve seat width: Exhaust | mm | 1.2+0.1 |
| Bore Valve seat | ||
| Valve seat surface: Outside dia. inlet | mm | 34.5+0.1 |
| Valve seat surface: Outside dia. exhaust | mm | 30.0+0.1 |