Lycoming IO-360-N1A Installation And Operation Manual page 64

NOTICE: Aviation fuel can be mixed with the automotive fuel. The goal is to have more than
50% aviation fuel in the fuel tanks during storage to prevent possible formation of
undesirable deposits.
3. Operate the engine for a minimum of 45 minutes with the oil temperature at 180ºF (80ºC) to
work the aviation and automotive fuel mixture through the engine and fuel lines.
4. Add more aviation fuel to make sure that the aircraft fuel tanks are full.
Engine Preservation and Storage
Page 44
IF THE 45 MINUTE ENGINE OPERATION IS DONE ON THE GROUND,
DO NOT OPERATE THE ENGINE AT FULL-STATIC FOR MORE THAN
10 SECONDS.
IO-360-N1A Engine Installation and Operation Manual
© 2016 Avco Corporation. All Rights Reserved
February 2016