Started off with measuring and drilling two new holes in the bottom of the boat. I went with all 3/4" fills, drains, pumps and hoses.

Passenger side:



Driver side:



Closeup view of original scupper intake:



Closeup view of modified scupper intake:



I used a piece of threaded rod with nuts along with a spreader bar and wood blocks placed on either side of the scupper to remove it for modifications.