DVSA Statistics
1966 MG Mgb
MOT Pass Rate & Pre-MOT Checklist
There isn't much MOT data yet for the 1966 MG Mgb (only 21 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 21 DVSA anonymised MOT tests · About this data
Pass Rate
71.4%
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 21 recorded tests.
Pre-MOT Checklist for 1966 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
Listen for knocks or clunks when driving over bumps - bounce each corner
Suspension – Common fail on this model
- 3
Check wiper blades for wear, cracks, and smearing - replace if damaged
Visibility – Common fail on this model
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Frequently Asked Questions
Is a 1966 MG Mgb likely to fail its MOT?
Based on DVSA statistics, the 1966 MG Mgb has a 71.4% MOT pass rate. This is about average for vehicles of this age.
What are the most common MOT failures on a 1966 MG Mgb?
The most common MOT failure reasons for a 1966 MG Mgb are: a tyre seriously damaged, the strength or continuity of the load bearing structure within 30cm of any sub-frame, spring or suspension component mounting (a 'prescribed area') is significantly reduced or inadequately repaired, wiper blade defective. Many of these can be checked and fixed before your test to improve your chances of passing.
How can I reduce the chance my 1966 MG Mgb fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: a tyre seriously damaged, the strength or continuity of the load bearing structure within 30cm of any sub-frame, spring or suspension component mounting (a 'prescribed area') is significantly reduced or inadequately repaired, wiper blade defective. Use our pre-MOT checklist above to identify potential issues before your test. Many common failures are easy DIY fixes.
How many 1966 MG Mgbs fail their MOT?
Around 29% of 1966 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 the strength or continuity of the load bearing structure within 30cm of any sub-frame, spring or suspension component mounting (a 'prescribed area') is significantly reduced or inadequately repaired. Pre-checking these items can significantly improve your chances.
What should I check before my 1966 MG Mgb MOT?
Before your 1966 MG Mgb MOT, check these commonly-failed items: a tyre seriously damaged, the strength or continuity of the load bearing structure within 30cm of any sub-frame, spring or suspension component mounting (a 'prescribed area') is significantly reduced or inadequately repaired, wiper blade defective. 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 1966 MG Mgb reliable for MOT?
With a 71.4% MOT pass rate, the 1966 MG Mgb performs about average compared to typical vehicles. This is typical performance for vehicles in this age bracket.