Both liveries have dynamic bort numbers which can be changed in mission editor or in-game in the Re-arm / Re-fuel Ground crew dialogue.
Historic examples: Use QJKP7350 for "P7350 August 1940" or GRJP9374 for "P9374 May 1940"
v4: Gun barrels fixed
v3: P7350 August 1940 added (use QJKP7350 in mission editor)
v2: Lower wing roundels fixed and missing stencils added
v1: Initial release