GF31515:
Piper PA-23-250 S/N 27-2505 and up.
GF31466:
Piper PA-23-250 (6 Place) S/N 27-2505 and up.
GF31755-00:
Piper PA-23-250 S/N 27-2737 and up. Normally aspirated models only
K16792-00:
Piper Models: PA-23-235 & PA-23-250 S/N 27-1 thru 27-3070, 27-4445 thru 27-7305134.
33448-000K:
Piper PA-23-250 S/N 27-7305135 & Up
GF32464:
Piper PA-23-250 S/N 27-3889 & up
GF32466-00:
Piper PA-23-250 S/N 27-3889 & up
GF32466-01:
Piper PA-23-250 S/N 27-3889 & up
GF32471-01:
Piper PA-23-250 S/N 27-3889 & up
GF32471-00:
Piper PA-23-250 S/N 27-3889 & up
GF28466-00:
Piper PA23-250 s/n 27-7654001 thru 27-7954121
GF16109-00:
Piper PA23-235, PA-23-250 S/N 27-1 thru 27-7554168 & 27-8054001 & up. PA-24-400
