Cheers arc. OS four strokes are really nice from what I understand. So far I've only seen thumpers on boogie board boats, but I see mine heading in the direction of a CAT, maybe something like this:
https://www.youtube.com/watch?v=2l7h4dVD35Q
Or this multistep design:
https://www.youtube.com/watch?v=VLBohFg8FxY
Or how about this beasty
https://www.youtube.com/watch?v=uq29qQZm2IM
anyway, I'm diverting again, stick to it Jerry lol!