Mike J might have some pictures. We don't.
They were glassed in 1/4 wide 8 inch long. It was not a difficult mod. How much it helped needs to be checked on a back to back test with data. We had the equipment but did not get it done. Always racing not testing. Jim Richardson would know if it made a difference.
They had spun there previous boat, that is why we did the in-line motors and bottom mods to improve on the handling and cg.
pat W

Ok, I will post this picture RonP and maybe someone will intergrate it into their design. I believe Cig. has done a small part of this already. (not sure)

This reverse chine will add lift and will hold a boat in the corners like it is on rails. Wonder why not more offshore racing boats have gone this route with all the spin outs of stepped bottoms.

Here is the pic:

22 ft Offshore:

I have no experience in marine design, but wouldn't the reverse chine give it a tendency to "trip"?

A wide pad would give it a better chance in tripping than the outside chines that are already shaped in a sharp vee...