My 93 had two supports and no sag. You could probably flip it over, reinforce it from the bottom with some teak, and straighten it out. Worth a try.
Previous: 1993 Prostar 205
Red 1998 Ski Nautique, PCM GT40, 310 hp, , Acme 4 blade, Perfect Pass SG/Zbox.
Be kind. Have fun.