1983 23ft seacraft cc Questions????

[boatless23]

Hi i have some Questions about my project boat it is a 1983 23ft seacraft I have taken the gas tank out and all the foam cleaned out the bilge and installed a bulkhead then used bildge coat on the inside of the hull. Ready to start rebuilding!

1)what size gas tank should i get it came with a 144 gal ?Im thinking a 100 gal tank.

2)what size outboard motor? new one. Im thinking a 300 four stroke suzuki.

3)How much does my hull weigh?

4)I am replacing the deck any suggestions how it should be done and if i should raise it up a few inches?