Please pay attention to the following changes:
- US Premium Spitfire Mk IX will no longer be available for purchase. However, you can easily put it into service using 'Change Aircraft' button only if you already have the plane. Please refer to the screenshot below.
- P-40E moved to tier 5
- P-39N and P-39Q-5 moved from tier 6 to tier 7
- P-47D-25 and P-47D-28 moved from tier 9 to tier 8
- Fw-190A-5/U3 moved to tier 11
- Spitfire LF. Mk IX (with Merlin 66 engine) is moved to tier 13