I was entirely wrong, those warthogs use the burn drive, only not so often as i'd like.
I'm having a lot of fun putting some system on fighters.
But i get an error if i put flare launchers on daggers. I can begin the battle, but in a few seconds Starfarer crashes and i get this in the log file:
35298 [Thread-6] ERROR com.fs.starfarer.combat.String - java.lang.NullPointerException
java.lang.NullPointerException
at org.lwjgl.util.vector.Vector2f.set(Vector2f.java:87)
at org.lwjgl.util.vector.Vector2f.<init>(Vector2f.java:63)
at com.fs.starfarer.prototype.OOoO.Ò00000(Unknown Source)
at com.fs.starfarer.combat.ai.system.D.o00000(Unknown Source)
at com.fs.starfarer.combat.ai.FighterAI.ÒÖ0000(Unknown Source)
at com.fs.starfarer.combat.CombatEngine.advance(Unknown Source)
at com.fs.starfarer.combat.OOoO.öOÓ000(Unknown Source)
at com.fs.oOOO.A.new(Unknown Source)
at com.fs.starfarer.combat.String.o00000(Unknown Source)
at com.fs.starfarer.StarfarerLauncher$2.run(Unknown Source)
at java.lang.Thread.run(Thread.java:619)
This problem is present only if my ship is equipped with missiles, otherwise i can fight normally.