Installation of air intake louvers on the rear engine lower cowl in accordance with Aviation Enterprises Installation Instructions, dated June 15, 2003, or later FAA approved revision.

Installation of Electronics Int'l digital automatic engine analyzer.

Replace propellers with MT-Propeller Company model MTV-12 propellers per Coastal Planes installation manual. No intermixing of propellers is allowed.

Installation of Woodward electronic propeller synchraphaser system.

Installation of a remote spin-on oil filter adapter. (GC-1B w/Lycoming or Cont 360 engine installed)

Installation of Electronics International model UBG-16 or UBG-16T bar graph engine analyzer.

Installation of Graphic Engine Monitors (GEM) Models GEM-610 and GEMINI 1200.

Installation of Woodward Type II electronic propeller synchronizer or synchrophaser system. (G-44A MODIFIED COLEMILL - STC 2-13) (500-A modified - Colemill STC SA340SO)

Installation of Airwolf remote mounted engine oil filter kit AFC-K008 on single and multi engine fixed wing light aircraft incorporating Teledyne Continental reciprocating engines of 450 horsepower or less.

Modification to install an air-oil separator to prevent oil from being aspirated from the engine breather line (47J series w stc's SH4-235SW, SH4-826SW or SH479SW)