Jack Craib's Rowboat Motor Information Site
I've never seen a NO-RO.
Hunn proposes the reason might be that most people purchased their single-cylinder model rather than this opposed twin, and that speeded up the company's demise.

For more information:

  • Check out Peter Hunn's book .
  • And check Arlan Carter's book that is specifically on rowboat motors when it comes out soon (2006).