Polaris SL750

Polaris SL750 1994 jet ski starts and rides can be seen running but ive been told by a couple of my jet ski friends that the carburettors need tuning as not getting full power I don’t no nothing about jet ski engines so if someone’s knows what there doing there going to get a great ski it’s a very clean ski for it’s age been well looked after has a few age related marks witch is to be expected any more info give me a message thank you happy bidding