1) Up the hull closer to that of a cruiser. As per ENT "Sleeping Dogs," the Raptor was capable of surviving enormous crushing pressure deep within a gas giant, without being destroyed. This is not carried over to STO.
2) The color text for the Raptor clearly states the front arc is considered absolutely deadly. If the pivot point is a balancing point for this, then either move one weapon slot from the rear to the front, or up the innate cannon DPS boost from the standard Escort 15%.