DVSA Statistics
1979 MG Mgb
MOT Pass Rate & Pre-MOT Checklist
There isn't much MOT data yet for the 1979 MG Mgb (only 12 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 12 DVSA anonymised MOT tests · About this data
Pass Rate
66.7%
About 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 12 recorded tests.
Pre-MOT Checklist for 1979 MG Mgb
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
Ensure engine is at operating temperature before test - take a good run beforehand
Emissions – Common fail on this model
- 3
Listen for knocks or clunks when driving over bumps - bounce each corner
Suspension – Common fail on this model
Do you own this car?
Check your specific vehicle for outstanding advisories or recalls. Get a personalized risk report for your exact MG Mgb.
Frequently Asked Questions
Is a 1979 MG Mgb likely to fail its MOT?
Based on DVSA statistics, the 1979 MG Mgb has a 66.7% MOT pass rate. This is about average for vehicles of this age.
What are the most common MOT failures on a 1979 MG Mgb?
The most common MOT failure reasons for a 1979 MG Mgb are: a tyre seriously damaged, emissions levels exceed default limits, fluid leaking excessively and likely to harm the environment or to pose a safety risk to other road users. 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 fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: a tyre seriously damaged, emissions levels exceed default limits, fluid leaking excessively and likely to harm the environment or to pose a safety risk to other road users. Use our pre-MOT checklist above to identify potential issues before your test. Many common failures are easy DIY fixes.
How many 1979 MG Mgbs fail their MOT?
Around 33% of 1979 MG Mgbs fail their MOT test, meaning roughly 1 in 3 don't pass first time. The most common reasons are a tyre seriously damaged and emissions levels exceed default limits. Pre-checking these items can significantly improve your chances.
What should I check before my 1979 MG Mgb MOT?
Before your 1979 MG Mgb MOT, check these commonly-failed items: a tyre seriously damaged, emissions levels exceed default limits, fluid leaking excessively and likely to harm the environment or to pose a safety risk to other road users. 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 reliable for MOT?
With a 66.7% MOT pass rate, the 1979 MG Mgb performs about average compared to typical vehicles. This is typical performance for vehicles in this age bracket.