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1976 Technical Service Bulletins

Below are the titles and TSB numbers for all the 1976 Technical Service Bulletins for MG and Austin vehicles published by British Leyland.

Category A – Engine #

All 1976 category A, Engine TSBs for Austin & MG.

TSB NumberSubjectDateView/DownloadApplies To
76-A-1Cooling System ThermostatsJanuary 197676-A-1All Models
76-A-2Engine MountingJanuary 197676-A-2Midget 1500
76-A-3Engine Compression RatioJanuary 197676-A-3Midget 1500 CC
76-A-4Cross Reference – European to US Wire SizesJune 197676-A-4All Models
76-A-5Drive Belt TensionJune 197676-A-5All Models
76-A-6Engine Oil StarvationAugust 197676-A-6All Models
76-A-7Automatic Choke AssemblyOctober 197676-A-7MGB
76-A-8Fuel Cutoff ValveDecember 197676-A-8MGB

Category B – Electrical Systems/Parts #

All 1976 category B, Electrical systems/parts TSBs for Austin & MG

TSB NumberSubjectDateView/DownloadApplies To
76-B-1ACR Alternators Inbuilt Regulator Service PlanFebruary 197676-B-1All Models
76-B-2Elimination of Catalyst Service Warning LightJune 197676-B-2MGB & Midget 75/76 Catalyst Eqiped
76-B-3Windtone Horn AdjustmentAugust 197676-B-3All Models
76-B-4Servicing of Electronic Modules for In-Built Electronic DistributorsOctober 197676-B-4MGB & Midget 1500
76-B-4AServicing of Electronic Modules for In-Built Electronic DistributorsDecember 197676-B-4AMGB & Midget 1500
76-B-4BServicing of Electronic Modules for In-Built Electronic DistributorsDecember 197676-B-4BMGB & Midget 1500
76-B-4CServicing of Electronic Modules for In-Built Electronic DistributorsJanuary 197776-B-4CMGB & Midget 1500
76-B-5Emergency Starting By The Use Of External Power EquipmentNovember 197676-B-5All Models

Category C – Car Body #

All 1976 category C, car body TSBs for Austin & MG

TSB NumberSubjectDateView/DownloadApplies To
76-C-1Windshield InstallationFebruary 197676-C-1MGB
76-C-2Body Vertical and Horizontal Alignment CheckFebruary 197676-C-21975/76 MGB

Category D – Gearbox (Transmission) #

All 1976 category D, Gearbox (Transmission) TSBs for Austin & MG.

TSB NumberSubjectDateView/DownloadApplies To
76-D-1Gearbox Oil SealJune 197676-D-1Midget 1500
76-D-2Intermittent Baulking – 4th Speed GearAugust 197676-D-2Midget 1500
76-D-3Gear Change Lever Retaining PinsJuly 197676-D-3Midget 1500
76-D-4Gearbox Top Cover Removal ReplacementN/A76-D-4Midget 1500

Category F – Chassis #

All 1976 category F, chassis TSBs for Austin & MG.

TSB NumberSubjectDateView/DownloadApplies To
76-F-1Spurious PartsAugust 197676-F-1All Models

Category G – Miscellaneous #

All 1976 category G, miscellaneous TSBs for Austin & MG.

TSB NumberSubjectDateView/DownloadApplies To
76-G-1Midget Repair Time SchedulesMay 197676-G-1Midget
76-G-1AMidget Repair Operation Time SchedulesFebruary 197776-G-1AMidget

Other Materials #

I’ve built this website and spent time on the knowledge base to bring together a lot of information I have collected from around the internet. The intent is making it easy to find rather than having to know about and have skills with search engine query terms to get what you were looking for. Please make use of the knowledge base.

Informational, TSB
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Updated on January 2, 2025
1975 Technical Service Bulletins1977 Technical Service Bulletins

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Table of Contents
  • Category A - Engine
  • Category B – Electrical Systems/Parts
  • Category C – Car Body
  • Category D – Gearbox (Transmission)
  • Category F – Chassis
  • Category G – Miscellaneous
  • Other Materials

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