Looking very nice Glad you put some pics of the electric window motors up, those look just like what I need for the E-type!
rimmer bros do them. they are the same as the Rover SD1
www.rimmerbros.co.uk/Item--i-GRID009039
the motor part can be moved so that the motor is orientated vertically rather then horizontally too. They are quite Long though. the E-type door might be too short??