1976 MG Mgb — MOT History by Age

How cars manufactured in 1976 perform at MOT as they age

50 years

Current Age

62.5%

Latest Pass Rate

363

Total Tests (All Years)

34,680 mi

Avg Mileage (Latest)

Data from official DVSA MOT testing records

Insufficient data for same-age comparison.

How This Car Ages

Pass rate progression for the 1976 MG Mgb as it ages.

33 yrs61.9%

→ ↑6.2%

34 yrs68.1%

→ ↓11.7%

35 yrs56.4%

→ ↑9.5%

36 yrs65.9%

→ ↓1.5%

37 yrs64.4%

→ ↑7.8%

38 yrs72.2%

→ ↓12.7%

39 yrs59.5%

→ ↑7.2%

40 yrs66.7%

→ ↓4.2%

41 yrs62.5%

📊 View as table

Age	Pass Rate	Tests
33 yrs	61.9%	42
34 yrs	68.1%	47
35 yrs	56.4%	39
36 yrs	65.9%	44
37 yrs	64.4%	45
38 yrs	72.2%	36
39 yrs	59.5%	42
40 yrs	66.7%	36
41 yrs	62.5%	32

Pass Rate Trend

How the 1976 MG Mgb pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2017 (41 yrs)	62.5%	32
2016 (40 yrs)	66.7%	36
2015 (39 yrs)	59.5%	42
2014 (38 yrs)	72.2%	36
2013 (37 yrs)	64.4%	45
2012 (36 yrs)	65.9%	44
2011 (35 yrs)	56.4%	39
2010 (34 yrs)	68.1%	47
2009 (33 yrs)	61.9%	42

Year-by-Year MOT Results

2009High Fail Rate

61.9%

Age (yrs) 33Tests 42Avg Mileage 42,764Top Failure Exhaust, Fuel and Emissions — 21.4%

2010

68.1%

Age (yrs) 34Tests 47Avg Mileage 44,009Top Failure Lamps, Reflectors and Electrical Equipment — 21.3%

2011High Fail Rate

56.4%

Age (yrs) 35Tests 39Avg Mileage 37,589Top Failure Exhaust, Fuel and Emissions — 23.1%

2012

65.9%

Age (yrs) 36Tests 44Avg Mileage 39,436Top Failure Suspension — 25.0%

2013High Fail Rate

64.4%

Age (yrs) 37Tests 45Avg Mileage 36,011Top Failure Suspension — 51.1%

2014

72.2%

Age (yrs) 38Tests 36Avg Mileage 37,526Top Failure Brakes — 36.1%

2015High Fail Rate

59.5%

Age (yrs) 39Tests 42Avg Mileage 35,267Top Failure Suspension — 45.2%

2016

66.7%

Age (yrs) 40Tests 36Avg Mileage 34,145Top Failure Suspension — 41.7%

2017High Fail Rate

62.5%

Age (yrs) 41Tests 32Avg Mileage 34,680Top Failure Suspension — 62.5%

MOT results for 1976 MG Mgb by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	33	61.9%	42	42,764	Exhaust, Fuel and Emissions — 21.4%
2010	34	68.1%	47	44,009	Lamps, Reflectors and Electrical Equipment — 21.3%
2011	35	56.4%	39	37,589	Exhaust, Fuel and Emissions — 23.1%
2012	36	65.9%	44	39,436	Suspension — 25.0%
2013	37	64.4%	45	36,011	Suspension — 51.1%
2014	38	72.2%	36	37,526	Brakes — 36.1%
2015	39	59.5%	42	35,267	Suspension — 45.2%
2016	40	66.7%	36	34,145	Suspension — 41.7%
2017	41	62.5%	32	34,680	Suspension — 62.5%

Common MOT Failures

Top failure categories across all test years for 1976 MG Mgb, with age trends.

Suspension

34.1%

↑ Increases with age

Lamps, Reflectors and Electrical Equipment

26.8%

↑ Increases with age

Brakes

24.0%

↑ Increases with age

Exhaust, Fuel and Emissions

20.3%

↑ Increases with age

Steering

13.1%

↑ Increases with age

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Suspension	16.7% (33 yrs)	62.5% (41 yrs)	+45.8%	🔴 ↑
Brakes	16.7% (33 yrs)	31.3% (41 yrs)	+14.6%	🔴 ↑
Exhaust, Fuel and Emissions	21.4% (33 yrs)	25.0% (41 yrs)	+3.6%	🔴 ↑
Lamps, Reflectors and Electrical Equipment	21.4% (33 yrs)	25.0% (41 yrs)	+3.6%	🔴 ↑

Other Manufacture Years

1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981

← Back to MG Mgb overview

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About This Data

This page shows how MG Mgb cars manufactured in 1976 perform at MOT as they age. Data spans from 2009 to 2017, covering 363 tests. Pass rates naturally decline with age as components wear.

Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.