2. The design of the box is the same as the F10.4 box described above, but in the end cover there is an additional 5th gear pinion.
3. Additional operations associated with the overhaul of this type of box are described below.
4. Modifications related to the F10.5 gearbox are described in section 12.
Figure 6.28. Sectional view of the F10.5 gearbox
(Text copied from an online resource: opelbook.ru)

Visitor comments