[SVHAK]

i think i found the solution, not 100% sure but this guy fixed it, please read the whole post & i hope it helps :

viewtopic.php?t=10322&start=0&postdays=0&postorder=asc&highlight=p51+cockpit

I think it is fixed.. in ATI Radeon Catalyst, changed the Catalyst AI Settings from advanced to standard.

now there are no blotches on the P51 windscreens.