What it approves
Change Aeronca Model 7AC powerplant from Teledyne Continental Motors (TCM) model C65-8 to TCM model C85-12 or C85-12F or change Aeronca model 7BCM from TCM model C85-8 series engine to the C85-12 or C85-12F in accordance with Star Aircraft Company Instruction S.A. 301 and Report No. 300R. Either modification can use the Sensenich model 72GK propeller with pitch settings from 44 through 50 inches. The Notes Section of Type Certificate Data Sheet, P-170, has information concerning required plates, flange adapters, etc.
ADs that name this STC · 0
An AD can apply because an STC is installed, or mention one in its text.
No AD in this release names this STC