MkIIC Sea Hurricane (add hook to MkIIC)
Yak9M (Yak9T with 20mm instyead of 37mm)
Yak1's and 3 ( slightly shorter wings and cockpit slightly further forward.....new FM's over the existing Yaks)
La5F (reduce power and rerender/skin the exhaust flap of existing La5FN where the intake bulge is already "shallow")
Mossie B IV (glass nose new cockpit, no guns)
Mossie B XVI (glass nose, new cockpit, 4000lb cookie payload new FM)