Installation of Grimes Manufacturing Company three light strobe kit P/N 34-0107-1.

Installation of Mitchell glide slope coupler Model 1C493.

Installation of Mitchell Model AK246 omni-tracker. Applicable only to aircraft modified by STC SA615SW.

Installation of Mitchell automatic flight system Model AK201 consisting of Century II autopilot with optional automatic aileron stabilizer and radio coupler.

Installation of S-TEC System 60 two axis automatic flight guidance system, Model ST-540.

Installation of Mitchell automatic flight system Model AK198, consisting of Century III autopilot with optional automatic pitch trim, automatic aileron stabilizer and radio coupler.

Installation of S-TEC System 40/50, single and two axis automatic flight guidance systems, model ST-432.

Installation of Century automatic flight Model YK959 consisting of a Century yaw damper installation.

Installation of S-TEC System 65 two axis automatic flight guidance system, model ST-408.

Installation of King KAS 297 altitude selector option in airplanes equipped with KFC 200 Flight Control System with Flight Director..