Engine Management System
The EPI 800 consists of 2.25" diameter gauges. The diameter is the only thing about these combination analog and digital instruments that resembles the gauges of yesteryear. The easy-to-read circular sweep of the graphics allows the pilot to keep track of engine operating trends effortlessly.

An onboard computer continually analyzes engine operations and reports any abnormalities.

Built-in memory records information such as total engine hours, peak EGT number, total fuel used, etc.