WARNING: This page is about a different car, the 2006 BMW 760i, 2005 BMW 760i, 2005 BMW 760Li, 2004 BMW 760Li, and 2003 BMW 760Li. However, it is still accessible from the selected car via links, so may be relevant.
PLIERS SPECIFICATIONS
Note:
For installing pistons in engine block (for 89 mm diameter)