sn with a 760 install

I'm putting a SN together for my son. Mint '94 that I had in the shed for 20 years.I bought it after kid sunk it. I took the engine apart and it's been sitting ever since. It was set up nice for back in the day. I had a nice 760 engine from wrecked waverunner that I just put in the Sj. After I...