11 25 Pistons with Rings and Pins N52K B30
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2010 BMW 528xi, 2010 BMW 528i, 2009 BMW 528xi, 2009 BMW 528i, and 2008 BMW 528xi. However, it is still accessible from the selected car via links, so may be relevant.
PISTONS WITH RINGS AND PINS SPECIFICATION
| Piston and pin are paired to each other - replace together only. | ||
| Measuring point "A" (position) | mm | 14 |
| Piston diameter at measuring point "A" | ||
| Original (new dimension) | mm | 84.990±0.010 |
| Repair stage (new dimension) | mm | % |
| Oversize (new dimension) | mm | 85.240±0.010 |
| Piston installation clearance (piston new) | mm | 0.000...0.034 |
| Piston installation clearance (piston worn) | mm | 0.020...0.047 |
| Permissible total wear tolerance between piston and cylinder (engine operated) | mm | 0.150 |