DVSA Statistics
1980 MG B
MOT Pass Rate & Pre-MOT Checklist
Used 1980 MG Bs usually pass their MOT, but around 1 in 5 still fail, most often for emissions levels exceed default limits, an obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning and a suspension pin, bush or joint excessively worn. Based on 131 MOT tests from DVSA data, this page shows how this model performs and what to check before your test.
Pass Rate
Based on 131 DVSA anonymised MOT tests · About this data
Pass Rate
77.9%
About average
Top Failure Reasons
Common MOT failures for this model
Quick DIY Fix
Windscreen wipers are easy to replace yourself.
Based on DVSA statistics from 131 recorded tests.
Pre-MOT Checklist for 1980 MG B
Based on common failure points for this model, check these items before your MOT:
- 1
Ensure engine is at operating temperature before test - take a good run beforehand
Emissions – Common fail on this model
- 2
Test front and rear fog lights work - check warning light on dashboard
Lighting – Common fail on this model
- 3
Listen for knocks or clunks when driving over bumps - bounce each corner
Suspension – Common fail on this model
- 4
Check windscreen for chips or cracks in the driver view zone (Zone A)
Visibility – Common fail on this model
- 5
Test brakes for effectiveness, pull, and unusual noises when driving
Brakes – Common fail on this model
How Does This Compare to Other Years?
Previous Year
1979 MG B
Based on 147 UK MOT tests
Next Year
1981 MG B
Based on 140 UK MOT tests
Compare how MOT performance varies across MG B model years.
Why Trust This Data?
Official UK Government Source
This data comes from the UK's Driver and Vehicle Standards Agency (DVSA), the official body responsible for MOT testing standards. The anonymised MOT test data is published via data.gov.uk.
Understanding the Statistics
This page is based on 131 MOT tests from the 2023 DVSA dataset. Your 1980 MG B was 43 years old when this data was collected and is now 46 years old.
Sample Size
Moderate confidence - 131 tests (interpret with caution)
Limitations
Statistics reflect average outcomes and don't account for maintenance history, mileage, or regional variations. Individual results will vary based on how well a vehicle has been maintained.
Do you own this car?
Check your specific vehicle for outstanding advisories or recalls. Get a personalized risk report for your exact MG B.
Frequently Asked Questions
Is a 1980 MG B likely to fail its MOT?
Based on DVSA statistics, the 1980 MG B has a 77.9% MOT pass rate. This is above average, indicating good reliability for a vehicle of this age.
What are the most common MOT failures on a 1980 MG B?
The most common MOT failure reasons for a 1980 MG B are: emissions levels exceed default limits, an obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning, a suspension pin, bush or joint excessively worn. Many of these can be checked and fixed before your test to improve your chances of passing.
How can I reduce the chance my 1980 MG B fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: emissions levels exceed default limits, an obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning, a suspension pin, bush or joint excessively worn. Use our pre-MOT checklist above to identify potential issues before your test. Many common failures are easy DIY fixes.
How many 1980 MG Bs fail their MOT?
Around 22% of 1980 MG Bs fail their MOT test, meaning roughly 1 in 5 don't pass first time. The most common reasons are emissions levels exceed default limits and an obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning. Pre-checking these items can significantly improve your chances.
What should I check before my 1980 MG B MOT?
Before your 1980 MG B MOT, check these commonly-failed items: emissions levels exceed default limits, an obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning, a suspension pin, bush or joint excessively worn. 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 1980 MG B reliable for MOT?
With a 77.9% MOT pass rate, the 1980 MG B performs above average compared to typical vehicles. This suggests good overall condition for a vehicle of this age.