Engine fuel purge system.

Relocation of engine oil pressure transducer

Installation of Bell BasiX-Pro Glass Cockpit and Pratt & Whitney Canada PT6T-9 Twin Power Section Turboshaft engines and associated systems

Installation of Electronics Int'l digital automatic engine analyzer.

Installation of Pratt & Whitney Engine Services , Inc. DataTransmission Unit EASA.IM.R.S.01157

Installation of Shadin engine trend monitor system.

Installation of a Benz Model 800-0001 engine torque transmitting system.

Installation of engine exhaust ejector assembly 212-061-200-011/012.

Installation of Pratt & Whitney PT6T-3DF Twin-Pack in place of PT6T-3B, -3BE, -3BF, -3BG Twin Pack

Installation of Benz P/N BAS-212/412-150G Engine Oil Pressure Transducer.