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IO-720-A1A, A1B, C1B, D1B (Narrow Deck)

  • Image 1
FBO Price:
$0.00


Product Description

Lycoming At Overhaul 100% Parts & Replacement List *
Engine Model: IO-720-A1A, A1B, C1B, D1B (Narrow Deck)

*Note: This list is not all-inclusive and may not be current. Consult the latest manufacturer’s approved data before installing any part.

 

Description

Part Number

Quantity

Engine Gasket Set

SL75181-1

1

Piston Rings

SL 3601-SC

8

Piston Pins

SL13444-1

8

Piston Pin Plugs

INC W/PIN

 

Exhaust Valves

LW-16740
AEL16740
SL16740A

8

Intake Guides

SL66713A

 

Exhaust Guides

SL75838A

8

Exhaust Valve Retaining Rings

MS13997-3

16

Rocker Assemblies ( '76 Series )

N/A

 

Aluminum Push Rods Assemblies ( 235 & 290's )

N/A

 

Hydraulic Plunger Assemblies (Old Part # 78290)

15B26066
AEL78290
SL78290

16

Bearing Inserts ( Main )

18A19399

2

Bearing Inserts ( Main )

SL11575A

8

Bearing Inserts ( Connecting Rods)

74309
SL74309A

16

Stressed Bolts & Fasteners:

   

Stationary Drive Gear Bolts

   

Camshaft Gear Attaching Bolts

STD-1791
SL-STD-1791

4

Connecting Rod Bolts

75060
AEL75060
SL75060

16

Connecting Rod Nuts

LW-12186
AEL12186
SL12186

16

Crankshaft Flange Bolts

N/A

 

Crankshaft Gear Bolt

AELSTD2213
SL-STD-2213

1

Counterweight Bushings

71903-A
AEL71903A
SL71903A-A

32

Oil Pump Bodies

AEL75287

1

Oil Pump Gears

61298

1

Oil Pump Gears

61297

1

Washers

   

Washers

   

Washers

   

Washers

   

Washers

   

Washers

   

Lock Nuts

N/A

 

Oil Seals Crankshaft

78843

1

Oil Seals Fuel Pump

STD-213
AELSTD213
SL-STD-213

1

Oil Seals Vacuum Pump

AELSTD208
SL-STD-208

1

Oil Seals Tach Drive

LW-14260
AEL14260
SL14260

1

Propeller Governor Oil Line Elbows

N/A

 

Propeller Shaft Sleeve Rings

N/A

 

Magneto Drive Cushions

LW-12136
SL12136

4

Thermostatic Bypass Valves

SL53E19600

4

Crankshaft Sludge Tubes

N/A

 

All Circlips

N/A

1

Lock Plates Crank Gear

LW-18639
AEL18639
SL18639

1

Lock Plates Cam Gear

72078
SL72078

2

Lock Plates Fuel Pump Idler

72829

1

Lock Plates Alt Bracket

73383
AEL73383
SL73383

1

Lock Plates Mag Drive Shaft

73817
SL73817

2

Lock Plates

   

Retaining Rings Crankshaft C/W

LW-14820
SL14820

32

Retaining Rings Cam To Prop Gov

STD-1732

2

Retaining Rings Fuel Pump Idler

STD-1737

1

All Laminated Shims

N/A

 

Pinion Shaft Rollers

N/A

 

Propeller Shaft Thrust Bearings

N/A

 

Supercharger Bearing Oil Seals

N/A

 

Cylinder Fin Stabilizers

72344
SL72344

8

Cylinder Fin Stabilizers

72343
SL72343

8

Damaged Ignition Cables

   

Accessory Drive Coupling Springs

N/A

 

AC Diaphragm Fuel Pumps

N/A

 

All V-Brand Couplings

N/A

 

All V-Brand Gaskets

N/A

 

All Engine Hoses

STD-2180
AELSTD2180
SL-STD-2180

8

All Engine Hose Assemblies

   

* In Accordance with Textron-Lycoming Mandatory Service Bulletin 240R

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