Leaderboard

This is the dimensions of my Avy sac for the port side for my 03 Avy. Main 22H X 24W X 52L Arm 10H X 24W X 62L You will want to place your fill, empty, vent holes according to your pump set up. Main… LXWXH = 27456 = 118.857 gallons = 992.46 pounds Arm.. LXWXH = 14880 = 64.416 gallons = 537.87 pounds Total cubic inches = 42336 = 183.272 gallons = 1530 pounds *Water 8.35 pounds per gallon

Depends how far you want to go up under the seat, my custom starboard sac would work. You can add more to the finger if you want to go farther up under the seat.

Yep. You're good to go. This is what the older hull with the cutouts looked like: https://www.riverdavesplace.com/forums/threads/2002-centurion-23-concourse-mercury-350-mag-open-bow.176722/