Quote Originally Posted by Hydrazine View Post
The thing is, P-51s (and P-47s and some others) have AP-IT ammo available for their M2 12.7mm MGs, unlike US bombers (and some earlier fighters). Yes, they can spew armour piercing incendiary tracers every shot. They light up enemy planes quite easily.
That does seem to be the case, pretty silly of me to overlook it actually since that's the ammo I use on my P-51!