try conductive paint, paint the booster tops with it, have the power then supplied via the magnets on the arm to the boosters and do away with external cables
if thats the moscato kit, the canopies came with the molding plugs so you should be able to make some from that. If you dont have them all the rest of us that have that kit will have them
OK question on the vernier nozzles on our fighters... is the reaction mass that they eject hot or cold? Working on a VF4 and was black jet exhaust shading round the bits I thought needed it then look another look and thought... what if its not a flammable propellant mix??