[waroff]

Originally Posted by Black6

Thanks guys, I guess I was pondering the P-40 types particularly. Thanks for your help.

I found in technical manual of each P40

P 40, B, C, G: 2x .50 synchronized(fuselage), 380rds per gun (and 2 or 4 .30cal on wing)

P 40D: 4x .50 , 615rds/gun

P 40E up to N, 6x .50, 235rds/gun (1410 total in normal load) and 281 rds(1686 total as overload)
first N model are delivered with 4 guns had 940 rds (1206 overload)