After spending last week in Kiev, I've finally found time to resume my Mendel90 build.
Tonight I managed to complete the extruder assembly. I've built a few of these of varying designs and this one is nice because of the 15 way D-type that brings the stepper and hot end connections to a single point.
Here is the extruder motor assembly, the D-type connector can be seen mounted to the small PCB that has screw terminals on it:
This assembly is then attached to the remaining parts of the extruder: