I propose a different idea The System Defence ship You merely wish to defend your space then there is no point in having a ship that can jump beyond your on system,A variant of a ship with just a super cruise engine could exist or an after market conversion kit could be available.
Viper system ship A4 power plant replacing A3 power and A3 frame shift reduce fuel tank to class 2 lose a class 1 slot for the super cruise engine replace 2 small hard points with 2 medium This would cost say 5 millon creds and would not be reversible and the kit only fits the ship its designed for,Just how you actualy get beyond the system you are in i do not know,How about ship transporters you can hire to take your ship to your destination well they havethemfor cars why not ships
Viper system ship A4 power plant replacing A3 power and A3 frame shift reduce fuel tank to class 2 lose a class 1 slot for the super cruise engine replace 2 small hard points with 2 medium This would cost say 5 millon creds and would not be reversible and the kit only fits the ship its designed for,Just how you actualy get beyond the system you are in i do not know,How about ship transporters you can hire to take your ship to your destination well they havethemfor cars why not ships