Installation of AlliedSignal Aerospace TFE731-3D-1H or TFE731-3DR-1H Turbofan Engine(s).

Installation of AlliedSignal Aerospace N1 digital electronic engine control (DEEC).

Installation of Microturbo, Inc. auxiliary power unit Model 024, type 'Saphir 4.'

Installation of three Flite-Tronics PC-17 static inverters and one Jet Electronics & Technology, Inc. emergency power supply, Model PS-800.

Installation of an engine driven vapor cycle air conditioning system

Relocation of warning cancel switch from instrument panel to #1 engine power lever.

Installation of a single-point pressure refueling system.

Installation of full turning contoured engine exhaust stacks

Installation of the Hartzell propeller de-ice components.

Installation of Electronics Int'l digital automatic engine analyzer.