R-1820 Service Bulletins

Highlights

R-1820 Service Bulletins

R-1820-SB MANUALS AND RESOURCES AVAILABLE WITH MEMBERSHIP (30 documents)

Rework & Torque of Crankshaft, Rear Main Bearing Inner Race Retaining Nut
Rework & Torque of Crankshaft, Rear Main Bearing Inner Race Retaining Nut
24-May-1962
No. 13, Rev. A, Ammendment No. 1
Instructions for Salvage of Worn Crankshaft Coupling Splines
Instructions for Salvage of Worn Crankshaft Coupling Splines
28-June-1962
No. 55, Amendment 1
Identification of Valve Springs
Identification of Valve Springs
18-July-1962
No. 57, Amendment No. 1
Provision for Crankshaft Crankpin Sludge Retaining Plug & Pin Assembly
Provision for Crankshaft Crankpin Sludge Retaining Plug & Pin Assembly
19-Apr-1962
No. 76. Rev. A
Provision of Exhaust Valve Seat, Lipped Type
Provision of Exhaust Valve Seat, Lipped Type
28-June-1962
No. 79, Amendment No. 1
Inspection & Rework of Supercharger Rear Cover Strainer Bore
Inspection & Rework of Supercharger Rear Cover Strainer Bore
7-May-1962
No. 82
Intake & Exhaust Rocker Arms - Increased Diameter Spotface at Lockscrew
Intake & Exhaust Rocker Arms - Increased Diameter Spotface at Lockscrew
10-Oct-1962
No. 83
Crankcase Front Sec. - Incorporation of 1/2 Inch Radius at Zerk Fitting Location
Crankcase Front Sec. - Incorporation of 1/2 Inch Radius at Zerk Fitting Location
4-June-1962
No. 85
Identification of Oil Pump to Supercharger Rear Cover Gasket
Identification of Oil Pump to Supercharger Rear Cover Gasket
28-June-1962
No. 86
Provision of Larger Washer, Longer Screw & Application of Silastic Compound
Provision of Larger Washer, Longer Screw & Application of Silastic Compound
29-June-1962
No. 87
Rework of Fluid Power Pump Drive Shaft with Attaching Bolt
Rework of Fluid Power Pump Drive Shaft with Attaching Bolt
6-July-1962
No. 88
Time Coding of Exhaust Valves
Time Coding of Exhaust Valves
16-July-1962
No. 89
Installation of Oil Sump Plug, Cannon Type Lisle Magnetic Chip Detector
Installation of Oil Sump Plug, Cannon Type Lisle Magnetic Chip Detector
19-July-1962
No. 90
Rework to Ensure Clearance of Valve Tapped Guide & 2nd Order Balanceweight
Rework to Ensure Clearance of Valve Tapped Guide & 2nd Order Balanceweight
16-Aug-1962
No. 91
Provision of Grooved Intermediate Impeller Drive Shaft Bushing
Provision of Grooved Intermediate Impeller Drive Shaft Bushing
17-Aug-1962
No. 92
Provision of Drain Plug Gaskets
Provision of Drain Plug Gaskets
20-Sept-1962
No. 93
Provision of New Propeller Shaft Coupling
Provision of New Propeller Shaft Coupling
20-Sept-1962
No. 94
Salvage of Generator Drive Shaft and Coupling Retaining Circlet
Salvage of Generator Drive Shaft and Coupling Retaining Circlet
21-Sept-1962
No. 95
Supercharger Front Housing - Elimination of Interference with Engine Mount
Supercharger Front Housing - Elimination of Interference with Engine Mount
21-Sept-1962
No. 96
Rem. of Inter. Impeller Drive Shaft Fr. Bushing to SprChgr Rear Housing Lock Pin
Rem. of Inter. Impeller Drive Shaft Fr. Bushing to SprChgr Rear Housing Lock Pin
24-Sept-1962
No. 97
Rework of Accessory Drive Shaft and Starter Shaft Thrust Ring
Rework of Accessory Drive Shaft and Starter Shaft Thrust Ring
28-Sept-1962
No. 98
Replacement of Carburetor Hold-Down Nuts
Replacement of Carburetor Hold-Down Nuts
10-Oct-1962
No. 99
Provision of Flash Copper Plating of Crankcase Main Section
Provision of Flash Copper Plating of Crankcase Main Section
15-Oct-1962
No. 100
Provision of Wider Oil Slots for Pinion Carrier, Reduction Gear
Provision of Wider Oil Slots for Pinion Carrier, Reduction Gear
29-Oct-1962
No. 101
Provision of Supercharger Front Housing Mounting Bolt Bushing
Provision of Supercharger Front Housing Mounting Bolt Bushing
16-Nov-1962
No. 102
Supercharger Rear Cover Nut - Provision of Self Locking Nut Type
Supercharger Rear Cover Nut - Provision of Self Locking Nut Type
22-Nov-1962
No. 103
Lubrication of Engine Accessory Drive ID Splines
Lubrication of Engine Accessory Drive ID Splines
28-Nov-1962
No. 106
Provision of Improved Elements & Belleville Spring Washer Assembly
Provision of Improved Elements & Belleville Spring Washer Assembly
4-Dec-1962
No. 107
Provision of Pre-Oil Check Valve
Provision of Pre-Oil Check Valve
2-May-1963
No. 110
Cylinder Barrel Flange - Breakages at Hold-Down Capscrew Holes
Cylinder Barrel Flange - Breakages at Hold-Down Capscrew Holes
2-May-1963
No. 111