Cockpit indicators included: Airspeed/Knots, Altimeter, IVSI, Turn-Bank, Two RMIS Bendix 3605, ADF 1 and 2, ILS, DME Distance Indicator, Engine pressure Ratio Indicator, Landing Up-Down Indicator, Flaps Position Indicator and Green Light, Fuel Quantity Indicator, Fuel Pumps Indicator, Interphone, Window Heat / Anti-Ice Indicator.
Link D-4 Trainer
This is a later version of the Link trainer designed to simulate single engine jet aircraft. It offered two axis movement on bellows, providing pitch and roll like that on the C-3 version.