BL Technical Service Bulletins 1970s Section A
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- Category: Service Bulletins
- Published: Thursday, 04 February 2021 01:51
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Technical Service Bulletins
Index 1970s
Section A Engine
Bulletin Number | Date | Model Range | Subject |
---|---|---|---|
3_A_1 2nd issue | 1 February 1970 | Austin America | Crankshaft Connecting Rod Journal Diameters |
3_A_2 | 1 February 1970 | All “A” Series Engines Equipped with Manual Transmission | Crankshaft Primary Gear Oil Leakage |
3_A_3 | 1 March 1970 | All 1275cc Engines | Valve Stem Seals |
3_A_4 | 1 March 1970 | Austin America | Radiator Shroud Rubber |
3_A_5 | 1 March 1970 | Sprite and Midget | Accelerator Sticking |
3_A_6 | May, 1970 | Series A Engines | Loose Manifolds |
3_A_7 | May, 1970 | Austin America | Cooling System Expansion |
3_A_8 | July, 1970 | Austin America Automatics Equipped with Air Conditioning | Oil Filter Replacement |
3_A_9 | 24 October 1970 | MG and Austin America | Gulp Valves |
71-A-10 | May, 1971 | Austin America | Choke Setting |
71-A-11 | July, 1971 | Austin America | Choke Cable Failure |
71-A-12 | July, 1971 | All Models | Gulp Valves |
71-A-13 | July, 1971 | All Austin Americas | Correct Operation of Choke Control |
71-A-14 | August, 1971 | MGB | Valve Rocker Gear Lubrication |
71-A-15 | August, 1971 | Austin America, Automatic | Oil Pump Driveshafts and Couplings |
71-A-16 | MGB | Connection Rod Nuts | |
72-A-1 | March, 1972 | MGB and MGB/GT 18 V Engines | Tappets & Push Rods |
72-A-2 | April, 1972 | MGB | H.I.F. Carburetor |
72-A-3 | April, 1972 | 1972 MGB and MGB/GT | Choke ‘O’ Ring H.I.F. Carburetor |
72-A-4 | All | Oil Consumption | |
72-A-5 | Anti Run-On Valve | ||
72-A-6 | January, 1973 | MGB | Engine Oil Capacity |
72-A-7 | |||
72-A-8 | |||
72-A-9 | All 1973 Models | Anti Run-On Valve | |
73-A-1 | January, 1973 | MGB & GT | Steel Engine Fan Replaced by Plastic Fan |
73-A-1A | August, 1973 | MGB & GT | Steel Engine Fan Replaced by Plastic Fan |
73-A-2 | Gulp Valves | ||
73-A-2A | January, 1973 | All Models | Amendment to 73-A-2 – Gulp Valves |
73-A-3 | March, 1973 | All Models | Carburetors |
73-A-4 | Connecting Rods | ||
73-A-5 | March, 1973 | MGB & MGB/GT | Throttle Cable |
73-A-6 | May, 1973 | Marina | Starter Ring Gear |
73-A-7 | May, 1973 | MGB & MGB/GT Spin-on Engine Oil Filter | Deluxe Oil Filter |
73-A-8 | June, 1973 | Marina | Fuel Tank Slow Filling |
73-A-9 | June, 1973 | Marina | Fuel Pump Heat Shield Oil Seepage |
73-A-10 | July, 1973 | Marina (air conditioned only) | Engine Restraint Cable |
73-A-11 | November, 1973 | All 1974 Models | Seat Belt / Starter Interlock System |
73-A-12 | November, 1973 | All Models | Lubrication Specifications |
73-A-13 | All | Oil Filters | |
75-A-1 | |||
75-A-2 | |||
75-A-3 | |||
75-A-4 | |||
75-A-5 | |||
75-A-6 | August, 1975 | Midget 1500 CC | Midget 1500 CC Overheating |
76-A-1 | |||
76-A-2 | |||
76-A-3 | |||
76-A-4 | June, 1976 | All | Cross Reference European to U.S. Wire Sizes |
76-A-5 | |||
76-A-6 | October, 1976 | Marina and MGB | Engine Oil Starvation |
76-A-7 | October, 1976 | MGB | Automatic Choke Assembly |