11 12 Cylinder head and lid (N55)
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2015 BMW 740i, 2015 BMW 740Li xDrive, 2015 BMW 740Li, 2014 BMW 740i, and 2014 BMW 740Li xDrive. However, it is still accessible from the selected car via links, so may be relevant.
CYLINDER HEAD AND LID SPECIFICATION
| Cylinder head height: Original dimension | mm | 112.00 ± 0.05 |
| Machining limit | mm | 111.70 ± 0.05 |
| Valve guides are not available as replacement parts. | ||
| Inner diameter of installed valve guide | ||
| Original intake valve | mm | 5.00... 5.02 |
| Original exhaust valve | mm | 6.00... 6.02 |
| Tilt clearance, maximum (wear between valve and valve guide) | mm | cannot be measured |
| Bearing of camshaft | ||
| Guide bearing (width) | mm | 22.00... 22.05 |