DVSA Statistics
1979 MG B Gt
MOT Pass Rate & Pre-MOT Checklist
There isn't much MOT data yet for the 1979 MG B Gt (only 2 tests in our DVSA dataset), so these figures are a rough guide. We still highlight common failure items below so you can check before your MOT.
Pass Rate
Based on 2 DVSA anonymised MOT tests · About this data
Pass Rate
50%
Lower than average
Limited data available for this model; results may be less representative.
Top Failure Reasons
Common MOT failures for this model
Parts Available
Worn tyres are a safety issue and common MOT fail.
Based on DVSA statistics from 2 recorded tests.
Pre-MOT Checklist for 1979 MG B Gt
Based on common failure points for this model, check these items before your MOT:
- 1
Check tyre tread depth is at least 1.6mm across the central 3/4 of the tyre
Tyres – Common fail on this model
- 2
Check windscreen for chips or cracks in the driver view zone (Zone A)
Visibility – Common fail on this model
- 3
Ensure engine is at operating temperature before test - take a good run beforehand
Emissions – Common fail on this model
- 4
Test brakes for effectiveness, pull, and unusual noises when driving
Brakes – Common fail on this model
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Frequently Asked Questions
Is a 1979 MG B Gt likely to fail its MOT?
Based on DVSA statistics, the 1979 MG B Gt has a 50% MOT pass rate. This is below average, so extra pre-MOT checks are recommended.
What are the most common MOT failures on a 1979 MG B Gt?
The most common MOT failure reasons for a 1979 MG B Gt are: tyre tread depth not in accordance with the requirements, windscreen washers not working or not providing sufficient fluid to clear the windscreen, emissions levels exceed default limits. Many of these can be checked and fixed before your test to improve your chances of passing.
How can I reduce the chance my 1979 MG B Gt fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: tyre tread depth not in accordance with the requirements, windscreen washers not working or not providing sufficient fluid to clear the windscreen, emissions levels exceed default limits. Use our pre-MOT checklist above to identify potential issues before your test. Many common failures are easy DIY fixes.
How many 1979 MG B Gts fail their MOT?
Around 50% of 1979 MG B Gts fail their MOT test, meaning roughly 1 in 2 don't pass first time. The most common reasons are tyre tread depth not in accordance with the requirements and windscreen washers not working or not providing sufficient fluid to clear the windscreen. Pre-checking these items can significantly improve your chances.
What should I check before my 1979 MG B Gt MOT?
Before your 1979 MG B Gt MOT, check these commonly-failed items: tyre tread depth not in accordance with the requirements, windscreen washers not working or not providing sufficient fluid to clear the windscreen, emissions levels exceed default limits. Most are visual checks you can do at home – look for worn tyres, test all lights work, and check for obvious damage or leaks.
Is the 1979 MG B Gt reliable for MOT?
With a 50% MOT pass rate, the 1979 MG B Gt performs below average compared to typical vehicles. Extra attention to pre-MOT checks is recommended for this model.