The installation of 5-Blade MT-Propeller (Model# MTV-27-1-E-C-F-R(P) / CFR210-58d) propellers

Installation of various propeller electrical de-icer models

Installation of Electronics Int'l digital automatic engine analyzer.

Installation of McCauley propeller model 4HFR34C762/94LMA-4.

Installation of 5-blade MTV-27-1-E-C-F-R(P)/CFR210-58d propellers.Cessna 425 aircraft and models modified by EASA STC EASA.IM.A.02944 (FAASA5786SW) to install PT6A-135 (A) engine(s).

Installation of redesigned engine exhaust stacks.

Installation of Pratt & Whitney of Canada PT6A-135, -135A engines and optional McCauley 4HFR34C762/94LMA-4 propellers.

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 Howell Electric engine torque indicators.