DVSA Statistics
1979 MG Mgb Gt
MOT Pass Rate & Pre-MOT Checklist
There isn't much MOT data yet for the 1979 MG Mgb Gt (only 4 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 4 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
Brakes are a common wear item.
Based on DVSA statistics from 4 recorded tests.
Pre-MOT Checklist for 1979 MG Mgb Gt
Based on common failure points for this model, check these items before your MOT:
- 1
Test brakes for effectiveness, pull, and unusual noises when driving
Brakes – Common fail on this model
- 2
Check for excessive play in steering wheel - should be minimal free movement
Steering – 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 wiper blades for wear, cracks, and smearing - replace if damaged
Visibility – Common fail on this model
How Does This Compare to Other Years?
Previous Year
1978 MG Mgb Gt
Based on 1 UK MOT tests
Next Year
1980 MG Mgb Gt
Based on 3 UK MOT tests
Compare how MOT performance varies across MG Mgb Gt 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 4 MOT tests from the 2023 DVSA dataset. Your 1979 MG Mgb Gt was 44 years old when this data was collected and is now 47 years old.
Sample Size
Limited data - 4 tests (use as rough guide only)
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 Mgb Gt.
Frequently Asked Questions
Is a 1979 MG Mgb Gt likely to fail its MOT?
Based on DVSA statistics, the 1979 MG Mgb 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 Mgb Gt?
The most common MOT failure reasons for a 1979 MG Mgb Gt are: brake pipe damaged or excessively corroded, a steering ball joint with excessive wear or free play, 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 1979 MG Mgb Gt fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: brake pipe damaged or excessively corroded, a steering ball joint with excessive wear or free play, 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 1979 MG Mgb Gts fail their MOT?
Around 50% of 1979 MG Mgb Gts fail their MOT test, meaning roughly 1 in 2 don't pass first time. The most common reasons are brake pipe damaged or excessively corroded and a steering ball joint with excessive wear or free play. Pre-checking these items can significantly improve your chances.
What should I check before my 1979 MG Mgb Gt MOT?
Before your 1979 MG Mgb Gt MOT, check these commonly-failed items: brake pipe damaged or excessively corroded, a steering ball joint with excessive wear or free play, 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 1979 MG Mgb Gt reliable for MOT?
With a 50% MOT pass rate, the 1979 MG Mgb Gt performs below average compared to typical vehicles. Extra attention to pre-MOT checks is recommended for this model.