Fabrication of AMC Part Number AM369DSK400-103, Engine Oil Hose Assembly in accordance with AMC Master Drawing List No. MDL-AMC-020, Revision IR, dated July 18, 2005, or later Federal Aviation Administration (FAA) approved revision. The Engine Oil Hose Assembly must be installed in accordance with AMC Installation Instructions AMC MI-05004, Revision IR, dated July 7, 2005, or later FAA approved revision.

Fabrication of AMC AM369H8092 engine cooling duct orifice

Installation of Facet Enterprises engine lubrication system scavenge filter.

Installation of a Pratt & Whitney Engine Services, Inc.-Honeywell IntelliStart Plus+TM Electronic Control System P/N DPU-K-010

Installation of engine firewall.

Installation of a Pratt & Whitney Engine Services, Inc. Health Usage Monitoring System (HUMS) Model 1122, P/N HUMS-A-070-1.

Installation of an engine inlet air filtration system

Installation of Freon Compressor Air Conditioning System in accordance with Aero Engineering Corporation Drawing List, DL-9, FAA approval dated November 26, 1982, or later FAA approved revision.

Modification of engine inlet fairing.

Replace the aft engine compartment heat blanket with a stainless steel firewall.