Coaster Accelerator Mk1

I need help / suggestions.

Stripped down view.

 

My plans are to try:

- add better support for the wheels (top and bottom)

- Use a higher torque motor and gear it up again (24->8 + 24->8) or use a single 40 -> 8

 

Movie here:

www.flickr.com/photos/51436400@N05/39230664180

 

Done