Use the HTAI C90 model...

[fltsim.35]
title=HTAI Beechcraft King Air C90 G-MOSJ
sim=AI Beechcraft King Air C90
model=4Blades-PT6A-21-Fin
texture=G-MOSJ
atc_id=G-MOSJ
atc_airline=Apex
ui_manufacturer=Beechcraft
ui_type=C90A
ui_variation=Beechcraft King Air C90 HTAI Airlink JAR OE-FHL
ui_createdby=
description=
atc_parking_types=RAMP
atc_parking_codes=
atc_heavy=0