Engine Overhaul Records
EAA Technical Counselor and A&P/IA mechanic Dick Koehler reviews the paperwork that you should keep while you are in the process of overhauling your engine.
In Firewall Forward
Spark Plug Heat Transfer Compound
Brian Carpenter from Rainbow Aviation Services discusses and demonstrates proper use of heat transfer compound on spark plugs used in the Rotax 912 engine.
Cut Open and Inspect Oil Filter
EAA Technical Counselors and A&P/IA mechanics Dick and Bob Koehler demonstrate how to cut open an oil filter to remove the filter media and inspect to help determine the condition of an engine.
Rotax 912 Fuel Pump Overview
Brian Carpenter from Rainbow Aviation Services provides an overview of the inside workings of a Rotax 912 engine fuel pump and describes common failure modes.
Cleaning Crankcase Oil Galleries
EAA Technical Counselors Dick & Bob Koehler demonstrate the use of a rifle cleaning rod to clean out the oil gallery in a Continental A65 engine case. Dick & Bob are also A&P/IA Mechanics and EAA SportAir Workshop instructors.
Rebuild Mikuni Fuel Pump
Timm Bogenhagen from the EAA staff demonstrates the disassembly and replacement of the internal parts for a rectangular single carb Mikuni fuel pump.
Engine Crankcase Plugs
EAA Technical Counselors and A&P/IA mechanics Dick and Bob Koehler discuss various pipe threaded plugs that are used in engine crankcases.