Use these entries in your PAI aircraft.cfg files. Just add at the bottom of the last [fltsim.x] entry. Be sure to make the next entry [fltsim.x+1], etc.
1. PAI Boeing 737-800
[fltsim.x]
title=PAI B738 RAM-B
sim=pai738v6
model=
panel=
sound=
texture=RAM
kb_checklists=
kb_reference=
atc_id=
atc_id_color=0xffffffff
atc_airline=BOEING
atc_flight_number=
atc_parking_codes=RAM
atc_parking_types=GATE,RAMP
ui_manufacturer=Project AI
ui_type=BOEING 737-800
ui_variation=Royal Air Maroc
atc_heavy=0
description=Project AI B738 Only for use with AI Traffic!
[fltsim.x+1]
title=PAI B738 CSN-B
sim=pai738v6
model=winglets
panel=
sound=
texture=CSN
kb_checklists=
kb_reference=
atc_id=
atc_id_color=0xffffffff
atc_airline=BOEING
atc_flight_number=
atc_parking_codes=CSN
atc_parking_types=GATE,RAMP
ui_manufacturer=Project AI
ui_type=BOEING 737-800
ui_variation=China Southern
atc_heavy=0
description=Project AI B738 Only for use with AI Traffic!
[fltsim.x+2]
title=PAI B738 RYR-B
sim=pai738v6
model=
panel=
sound=
texture=RYR
kb_checklists=
kb_reference=
atc_id=
atc_id_color=0xffffffff
atc_airline=BOEING
atc_flight_number=
atc_parking_codes=RYR
atc_parking_types=GATE,RAMP
ui_manufacturer=Project AI
ui_type=BOEING 737-800
ui_variation=Ryanair
atc_heavy=0
description=Project AI B738 Only for use with AI Traffic!
2. PAI Boeing 737-700
[fltsim.x]
title=PAI B737 WJA-B
sim=pai737v6
model=
panel=
sound=
texture=WJA
kb_checklists=
kb_reference=
atc_id=
atc_id_color=
atc_airline=BOEING
atc_flight_number=
atc_parking_codes=WJA
atc_parking_types=GATE
ui_manufacturer=Project AI
ui_type=BOEING 737-700
ui_variation=WestJet
atc_heavy=0
description=Project AI B737 Only for use with AI Traffic!
[fltsim.x+1]
title=PAI B737 SWA-B
sim=pai737v6
model=
panel=
sound=
texture=SWA-BL
kb_checklists=
kb_reference=
atc_id=
atc_id_color=
atc_airline=BOEING
atc_flight_number=
atc_parking_codes=SWA
atc_parking_types=GATE
ui_manufacturer=Project AI
ui_type=BOEING 737-700
ui_variation=Southwest (BFI)
atc_heavy=0
description=Project AI B737 Only for use with AI Traffic!
[fltsim.x+2]
title=PAI B737 EZY-B
sim=pai737v6
model=
panel=
sound=
texture=EZY
kb_checklists=
kb_reference=
atc_id=
atc_id_color=
atc_airline=BOEING
atc_flight_number=
atc_parking_codes=EZY
atc_parking_types=GATE
ui_manufacturer=Project AI
ui_type=BOEING 737-700
ui_variation=Easyjet
atc_heavy=0
description=Project AI B737 Only for use with AI Traffic!
[fltsim.x+3]
title=PAI B737 AMX-B
sim=pai737v6
model=
panel=
sound=
texture=AMX
kb_checklists=
kb_reference=
atc_id=
atc_id_color=
atc_airline=BOEING
atc_flight_number=
atc_parking_codes=AMX
atc_parking_types=GATE
ui_manufacturer=Project AI
ui_type=BOEING 737-700
ui_variation=Aeromexico
atc_heavy=0
description=Project AI B737 Only for use with AI Traffic!
3. PAI Boeing BBJs Use PAI Boeing 737-700Winglet Model
[fltsim.x]
title=PAI BBJ1
sim=PAI737WV6
model=
panel=
sound=
texture=BOE1
atc_id_enable=1
atc_id_color=0xffffffff
atc_id=N737ER
atc_airline=Boeing
atc_flight_number=
atc_manufacturer=Boeing
atc_heavy=0
atc_parking_types=GATE
atc_parking_codes=BOE
ui_manufacturer=Project AI
ui_type=Boeing 737-700W
ui_variation=BBJ One BBJ
visual_damage=0
description=Project AI B737W only for AI use!
[fltsim.x+1]
title=PAI BBJ5
sim=PAI737WV6
model=
panel=
sound=
texture=BOE5
atc_id_enable=1
atc_id_color=0xffffffff
atc_id=
atc_airline=Boeing
atc_flight_number=
atc_manufacturer=Boeing
atc_heavy=0
atc_parking_types=GATE
atc_parking_codes=BOE
ui_manufacturer=Project AI
ui_type=Boeing 737-700W
ui_variation=BBJ One BBJ
visual_damage=0
description=Project AI B737W only for AI use!
4. PAI Boeing 737-900
[fltsim.x]
title=PAI B739 COA-B
sim=pai739v6
model=
panel=
sound=
texture=COA
kb_checklists=
kb_reference=
atc_id=N37528
atc_id_color=0xffffffff
atc_airline=BOEING
atc_flight_number=729
atc_parking_codes=COA
atc_parking_types=GATE
ui_manufacturer=Project AI
ui_type=BOEING 737-900
ui_variation=Continental Airlines
atc_heavy=0
description=Project AI B739 Only for use with AI Traffic!
[fltsim.x+1]
title=PAI B739 ASA-B
sim=pai739v6
model=
panel=
sound=
texture=as
kb_checklists=
kb_reference=
atc_id=N792AS
atc_id_color=0xffffffff
atc_airline=BOEING
atc_flight_number=
atc_parking_codes=ASA
atc_parking_types=GATE
ui_manufacturer=Project AI
ui_type=BOEING 737-900
ui_variation=Alaska Airlines
atc_heavy=0
description=Project AI B739 Only for use with AI Traffic!
5. PAI Boeing 757-300
[fltsim.x]
title=PAI B753 COA-B
sim=pai757v6
model=
panel=
sound=
texture=COA
kb_checklists=
kb_reference=
atc_id=
atc_id_color=0xffffffff
atc_airline=BOEING
atc_flight_number=279
atc_parking_codes=COA
atc_parking_types=GATE
ui_manufacturer=Project AI
ui_type=BOEING 757-200
ui_variation=Continental Airlines
atc_heavy=0
description=Project AI B752 Only for use with AI Traffic!
6. PAI Boeing 777-200
[fltsim.x]
title=PAI B772 PIA-B
sim=pai777v6
model=
panel=
sound=
texture=PIA
atc_id=
atc_airline=BOEING
atc_flight_number=
atc_heavy=1
ui_manufacturer=Project AI
ui_type=BOEING 777-200
ui_variation=Pakistan International
description=Project AI B772 Only for use with AI Traffic!
atc_parking_codes=PIA
atc_parking_types=GATE
