About a bazillion times, Woodsman.
I think that would be a natural for a Riverhawk.
Google Jet Jon and you'll see where I've been reading up on them. Several home boat builders have done the conversion using jet ski motors and pumps, glassing them into stitch and blue boats or even retro fitting a jon boat.
If I could ever find a jet ski I could afford, the SSMinnow4Now will have handle bars!!
