Advantages
- More righting moment (RM)
- More speed upwind as more RM once hull is flying
- More speed downwind as more RM once hull is flying

Disadvantages
- New beams
- New tramp
- Maybe new mainsheet track - I doubt it, my traveller rarely goes out more than 12 inches.
- minor Trailer mods
- A tiny little bit more windage
- Not Taipan compliant
- More weight (unless you go to lighter beams)