DVSA Statistics
1977 MG B Gt
MOT Pass Rate & Pre-MOT Checklist
Used 1977 MG B Gts usually pass their MOT, but around 1 in 5 still fail, most often for a shock absorber damaged to the extent that it does not function or showing signs of severe leakage, a suspension pin, bush or joint excessively worn and steering rack gaiter or ball joint dust cover missing or no longer prevents the ingress of dirt etc. Based on 67 MOT tests from DVSA data, this page shows how this model performs and what to check before your test.
Pass Rate
Based on 67 DVSA anonymised MOT tests · About this data
Pass Rate
79.1%
About average
Top Failure Reasons
Common MOT failures for this model
Based on DVSA statistics from 67 recorded tests.
Pre-MOT Checklist for 1977 MG B Gt
Based on common failure points for this model, check these items before your MOT:
- 1
Push down on each corner and release - car should bounce once only
Suspension – Common fail on this model
- 2
Check for excessive play in steering wheel - should be minimal free movement
Steering – 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 B Gt.
Frequently Asked Questions
Is a 1977 MG B Gt likely to fail its MOT?
Based on DVSA statistics, the 1977 MG B Gt has a 79.1% 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 1977 MG B Gt?
The most common MOT failure reasons for a 1977 MG B Gt are: a shock absorber damaged to the extent that it does not function or showing signs of severe leakage, a suspension pin, bush or joint excessively worn, steering rack gaiter or ball joint dust cover missing or no longer prevents the ingress of dirt etc. Many of these can be checked and fixed before your test to improve your chances of passing.
How can I reduce the chance my 1977 MG B Gt fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: a shock absorber damaged to the extent that it does not function or showing signs of severe leakage, a suspension pin, bush or joint excessively worn, steering rack gaiter or ball joint dust cover missing or no longer prevents the ingress of dirt etc. Use our pre-MOT checklist above to identify potential issues before your test. Many common failures are easy DIY fixes.
How many 1977 MG B Gts fail their MOT?
Around 21% of 1977 MG B Gts fail their MOT test, meaning roughly 1 in 5 don't pass first time. The most common reasons are a shock absorber damaged to the extent that it does not function or showing signs of severe leakage and a suspension pin, bush or joint excessively worn. Pre-checking these items can significantly improve your chances.
What should I check before my 1977 MG B Gt MOT?
Before your 1977 MG B Gt MOT, check these commonly-failed items: a shock absorber damaged to the extent that it does not function or showing signs of severe leakage, a suspension pin, bush or joint excessively worn, steering rack gaiter or ball joint dust cover missing or no longer prevents the ingress of dirt etc. 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 1977 MG B Gt reliable for MOT?
With a 79.1% MOT pass rate, the 1977 MG B Gt performs above average compared to typical vehicles. This suggests good overall condition for a vehicle of this age.