"98 Sea Ray Express" does not tell people much . . . Could be 22 feet, could be 37 feet

I'm guessing more like 37 feet if you have diesels
If it has an aft berth, chances are you will have to cut the bease and bulkhead of the aft berth in order to clear the tank. Otherwise, you would be cutting the bulkhead of the engine bay, which opens up a whole new can or worms.
