I used 2 separate motor and gearboxes , cant remember where they came from ,was over 25 years ago when I started the build and was shelved due to work commitments, but now retired and trying to finish it for spring. the ends of the shaft are in brass journals on the outer paddle box frame but does not allow for the self feathering to work , pictures on my facebook ,(john Nicol)cant seem to post them on here