S!
Comments on Karnaks list:
A6M3 (not really nessesary)
B-25B (excellent idea, but after Cant and Wellington)
B-29A (gawd not an uber bomber!)
Beaufighter Mk 21 (extremely good idea)
Bf109G-14 (prefer K4 if its gonna be late)
B6N2 (grunt yawn)
Cant Z.1007 (definitely required)
F6F-3 (not really nessesary)
Fw190A-1 (very few made, better to get 190A3 or A4)
G4M2 (a torch, but would be nice)
H8K2 (grunt snuffle)
He111H-3 (after below)
He177A-5 (we'll never stop them whining till they get this one)
I-16-18 (not this one)
I-16-24 (yeah! this one

)
Il-10 (post war, don't want post war)
J2M3 (grunt snuffle)
Ju87D-1 (better D3)
Ju87G-1 (YASS...

)
Ju88G-7b (YASS... 400+MPH)
Ju188A-2 (Nah, not enough of them)
Ki.43-Ic (not this one)
Ki.43-IIb (yup this one)
Ki.43-IIIb (would be nice but see above)
Ki.44-IIb (yep, need this)
Ki.61-Ia (not really nessesary)
Ki.61-IIb (not really nessesary)
Ki.84-Ia (Why the heck ain't this already here?????)
Ki.100 (hmmm... maybe)
Ki.102b (not enough of em to be worthwhile)
LaGG-3 (lousy plane, better get the Yak 1)
La-5 (hmmm... already two of this breed... nope)
Me410B-2 (yes, see note regarding Luftwhiners being quiet)
MiG-3 (not a favourite, better Yak 1)
Mosquito NF.Mk II (YASS along with Ju88G;7 above)
Mosquito B.Mk IV (see below)
Mosquito B.Mk XVI (yep, this one)
Mosquito FB.Mk XVIII (not really nessesary)
Mosquito NF.Mk XXX (not really nessesary)
P-38G (you think? not the F?)
P-39D (pig... better N model)
Pe-2FT (one of these)
Pe-2B (one of these)
Pe-2D (one of these)
Spitfire LF.Mk IX (long overdue, could sub Spit VIII instead)
TBD Devastator (yeah... I guess... although Midway's over)
Tupolev SB-2 (piece of crap not worth it)
Wellington B.Mk IX (better Mk II, need early war Brit)
Yak-1 (yes this is the one)
Yak-7 (mediocre plane, not worth it)
Yak-9D (Russians don't need long range escort, nope)
My additions

Yak-3 (Gotta have this baby, it's gonna piss off LW something fierce)
Nate (need the most common IJA fighter in '42)
CR42 (gotta have one versus the Glad)
Gladiator (the uber biplane... "Pat" Pattles colour scheme please)
MC200 (need early war Italian Monoplane, it fought in Greece, N Africa, Russia etc)
Meteor III (Yes we need British jet)
109G6 with DB605AM (late '43, early '44 109)
109K4 (last one for 109's)
Brewster Buffalo (Finnish model please)
Seafire IIIa LF (let's have the uber Seafire please)
Spitfire VIII (purpose designed for Merlin 66)
I-153 (YASS!!!

)
And many more which populate my wetdreams....