FDE version 1.6 for the (freeware) Virtavia AH-1W (by Michael Davies)
Helicopter available here: http://www.easyfly.co.nz/Freeware/USA/ALPHA_AH-1W_Super_Cobra_FSX.zip
Installation:
1.) Without any extra repaints installed: Drop both the .air and .cfg into the AH-1W's main folder and overwrite the original ones.
2.) With extra repaints: Transfer the entries for the repaints from the old .cfg to the new one before overwriting the original files.