Модель на avsim.com , автор Rysiek Winawer, искать по имени файла: rwai_an-2_v1.2_update.zip
Paint Kit на avsim.com , за что огромное спасибо автору Николай Самсонов 'INS', искать по имени файла: rwai_an-2_pk_ins.zip
Ниже секции для добавления в aircraft.cfg , где ХХ заменить на порядковые номера в соответствии с установленными у вас текстурами.

[fltsim.XX]
title=AI_AN-2-70711
sim=RWAI_An-2v1.5_AI_ONLY
model=Wheel
texture=CCCP70711
ui_manufacturer=RWAI
ui_type=Antonov An-2
ui_variation=CCCP70711
atc_airline=ANTONOV
atc_parking_types=RAMP
atc_parking_codes=AN2T
description=RWAI Antonov An-2 for FS2004 AI traffic Designed by Rysiek 'RipPipPip' Paint Kit by Nikolai 'INS' Samsonov Repaint by Aleksey 'Builder'.

[fltsim.XX]
title=AI_AN-2-35516
sim=RWAI_An-2v1.5_AI_ONLY
model=Wheel
texture=CCCP35516
ui_manufacturer=RWAI
ui_type=Antonov An-2
ui_variation=CCCP35516
atc_airline=ANTONOV
atc_parking_types=RAMP
atc_parking_codes=AN2T
description=RWAI Antonov An-2 for FS2004 AI traffic Designed by Rysiek 'RipPipPip' Paint Kit by Nikolai 'INS' Samsonov Repaint by Aleksey 'Builder'.

[fltsim.XX]
title=AI_AN-2-07265
sim=RWAI_An-2v1.5_AI_ONLY
model=Wheel
texture=CCCP07265
ui_manufacturer=RWAI
ui_type=Antonov An-2
ui_variation=CCCP07265
atc_airline=ANTONOV
atc_parking_types=RAMP
atc_parking_codes=AN2T
description=RWAI Antonov An-2 for FS2004 AI traffic Designed by Rysiek 'RipPipPip' Paint Kit by Nikolai 'INS' Samsonov Repaint by Aleksey 'Builder'.

[fltsim.XX]
title=AI_AN-2-02236
sim=RWAI_An-2v1.5_AI_ONLY
model=Wheel
texture=CCCP02236
ui_manufacturer=RWAI
ui_type=Antonov An-2
ui_variation=CCCP02236
atc_airline=ANTONOV
atc_parking_types=RAMP
atc_parking_codes=AN2T
description=RWAI Antonov An-2 for FS2004 AI traffic Designed by Rysiek 'RipPipPip' Paint Kit by Nikolai 'INS' Samsonov Repaint by Aleksey 'Builder'.

[fltsim.XX]
title=AI_AN-2-H619
sim=RWAI_An-2v1.5_AI_ONLY
model=Ski
texture=CCCPH619
ui_manufacturer=RWAI
ui_type=Antonov An-2
ui_variation=CCCPH619
atc_airline=ANTONOV
atc_parking_types=RAMP
atc_parking_codes=AN2T
description=RWAI Antonov An-2 for FS2004 AI traffic Designed by Rysiek 'RipPipPip' Paint Kit by Nikolai 'INS' Samsonov Repaint by Aleksey 'Builder'.

[fltsim.XX]
title=AI_AN-2-H542
sim=RWAI_An-2v1.5_AI_ONLY
model=Ski
texture=CCCPH542
ui_manufacturer=RWAI
ui_type=Antonov An-2
ui_variation=CCCPH542
atc_airline=ANTONOV
atc_parking_types=RAMP
atc_parking_codes=AN2T
description=RWAI Antonov An-2 for FS2004 AI traffic Designed by Rysiek 'RipPipPip' Paint Kit by Nikolai 'INS' Samsonov Repaint by Aleksey 'Builder'.

[fltsim.XX]
title=AI_AN-2-70704
sim=RWAI_An-2v1.5_AI_ONLY
model=Wheel
texture=CCCP70704
ui_manufacturer=RWAI
ui_type=Antonov An-2
ui_variation=CCCP70704
atc_airline=ANTONOV
atc_parking_types=RAMP
atc_parking_codes=AN2T
description=RWAI Antonov An-2 for FS2004 AI traffic Designed by Rysiek 'RipPipPip' Paint Kit by Nikolai 'INS' Samsonov Repaint by Aleksey 'Builder'.

[fltsim.XX]
title=AI_AN-2-35168
sim=RWAI_An-2v1.5_AI_ONLY
model=Wheel
texture=CCCP35168
ui_manufacturer=RWAI
ui_type=Antonov An-2
ui_variation=CCCP35168
atc_airline=ANTONOV
atc_parking_types=RAMP
atc_parking_codes=AN2T
description=RWAI Antonov An-2 for FS2004 AI traffic Designed by Rysiek 'RipPipPip' Paint Kit by Nikolai 'INS' Samsonov Repaint by Aleksey 'Builder'.

[fltsim.XX]
title=AI_AN-2-91704
sim=RWAI_An-2v1.5_AI_ONLY
model=Wheel
texture=CCCP91704
ui_manufacturer=RWAI
ui_type=Antonov An-2
ui_variation=CCCP91704
atc_airline=ANTONOV
atc_parking_types=RAMP
atc_parking_codes=AN2T
description=RWAI Antonov An-2 for FS2004 AI traffic Designed by Rysiek 'RipPipPip' Paint Kit by Nikolai 'INS' Samsonov Repaint by Aleksey 'Builder'.

[fltsim.XX]
title=AI_AN-2-VVS38
sim=RWAI_An-2v1.5_AI_ONLY
model=Wheel
texture=VVS38
ui_manufacturer=RWAI
ui_type=Antonov An-2
ui_variation=VVS38
atc_airline=ANTONOV
atc_parking_types=RAMP
atc_parking_codes=AN2T
description=RWAI Antonov An-2 for FS2004 AI traffic Designed by Rysiek 'RipPipPip' Paint Kit by Nikolai 'INS' Samsonov Repaint by Aleksey 'Builder'.