A detailed demonstration of the re-assembly process of the overhaul of a Lycoming O-320 engine.

De-mystify the overhaul procedures on the Lycoming O-320 engine. This video begins with a dismantled engine assuming all parts are either new or to factory tolerances. It presents a highly detailed step by step demonstration of the complete reassembly procedure from mounting the crankshaft, assembling the case, installing the camshaft, cylinders, pistons, valve train, accessory case, and all sub-assemblies. Whether you are an A&P powerplant student, a homebuilder, or a seasoned pro wanting a refresher look, this video, produced by a division of Mattituck engines will show not just the procedure, but dozens of hints and tips by the most esteemed overhaulers in the business.

• Mounting crankshaft on a column.
• Installing silk thread gasket to case halves.
• Installing bearing inserts and tappets.
• Installing O-rings.
• Installing and aligning front main bearing.
• Seating crankshaft gear.
• Assemble and install connecting rods.
• Joining case halves.
• Install main bearing.
• Measuring clearance for oil slinger.
• Install engine through bolts.
• installing idler shaft.
• Positioning gears with timing marks.
• Install tachometer drive shaft.
• Install oil pump assembly.
• Install fuel pump push rod.
• Align and install accessory housing and gasket.
• Install oil sump.
• Install pre-pump oil screen.
• Install oil filter adapter.
• Install verna-therm valve.
• Install vacuum pump adapter.
• Install oil pressure relief valve.
• Install dip stick housing.
• Painting engine.
• Install piston rings.
• Install pistons and wrist pins.
• Mount cylinders.
• Install drain tubes.
• Install fuel pump.
• Install starter gear.
• Installing and timing magnetos.
• Install plugs, starter and primer leads.
• Install valve train including tappets, pushrod tubes, springs, valves, pushrods, rocker arms, bushings, rocker pins, and use of a go/no-go guage.