You try the balloon guns on the spad?
They are great against balloons, one pass and they're history.
Against aircraft I'm not so sure. Your ammo loadout is reduced quite a bit when coupled with the new increased fire rate I find that a problem.
WAS C2D 8500 3.16ghz, 285gtx 1gb, 4gig ram, XP NOW Win7 64, I5 2500K, SSD, 8Gig ram, GTX 570