1977 Honda Cb400 — MOT History by Age

How cars manufactured in 1977 perform at MOT as they age

49 years

Current Age

91.2%

Latest Pass Rate

422

Total Tests (All Years)

33,154 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 1977 Honda Cb400 as it ages.

32 yrs84.4%

→ ↑2.0%

33 yrs86.4%

→ ↓1.0%

34 yrs85.4%

→ ↓4.3%

35 yrs81.1%

→ ↑4.0%

36 yrs85.1%

→ ↓2.3%

37 yrs82.8%

→ ↑4.0%

38 yrs86.8%

→ ↑0.7%

39 yrs87.5%

→ ↑3.7%

40 yrs91.2%

📊 View as table

Age	Pass Rate	Tests
32 yrs	84.4%	45
33 yrs	86.4%	44
34 yrs	85.4%	48
35 yrs	81.1%	53
36 yrs	85.1%	47
37 yrs	82.8%	58
38 yrs	86.8%	53
39 yrs	87.5%	40
40 yrs	91.2%	34

Pass Rate Trend

How the 1977 Honda Cb400 pass rate changes as it ages, from first MOT to most recent.

📊 View as table

Built	Pass Rate	Tests
2017 (40 yrs)	91.2%	34
2016 (39 yrs)	87.5%	40
2015 (38 yrs)	86.8%	53
2014 (37 yrs)	82.8%	58
2013 (36 yrs)	85.1%	47
2012 (35 yrs)	81.1%	53
2011 (34 yrs)	85.4%	48
2010 (33 yrs)	86.4%	44
2009 (32 yrs)	84.4%	45

Year-by-Year MOT Results

2009

84.4%

Age (yrs) 32Tests 45Avg Mileage 31,457Top Failure Motorcycle lighting and signalling — 13.3%

2010

86.4%

Age (yrs) 33Tests 44Avg Mileage 31,208Top Failure Motorcycle lighting and signalling — 9.1%

2011

85.4%

Age (yrs) 34Tests 48Avg Mileage 30,273Top Failure Motorcycle lighting and signalling — 6.3%

2012

81.1%

Age (yrs) 35Tests 53Avg Mileage 32,396Top Failure Motorcycle steering and suspension — 11.3%

2013

85.1%

Age (yrs) 36Tests 47Avg Mileage 32,068Top Failure Motorcycle brakes — 8.5%

2014

82.8%

Age (yrs) 37Tests 58Avg Mileage 32,451Top Failure Motorcycle lighting and signalling — 20.7%

2015

86.8%

Age (yrs) 38Tests 53Avg Mileage 32,302Top Failure Motorcycle lighting and signalling — 9.4%

2016

87.5%

Age (yrs) 39Tests 40Avg Mileage 33,295Top Failure Motorcycle brakes — 5.0%

2017

91.2%

Age (yrs) 40Tests 34Avg Mileage 33,154Top Failure Motorcycle steering and suspension — 8.8%

MOT results for 1977 Honda Cb400 by test year
Test Year▲	Age (yrs)▲▼	Pass Rate▲▼	Tests▲▼	Avg Mileage▲▼	Top Failure▲▼
2009	32	84.4%	45	31,457	Motorcycle lighting and signalling — 13.3%
2010	33	86.4%	44	31,208	Motorcycle lighting and signalling — 9.1%
2011	34	85.4%	48	30,273	Motorcycle lighting and signalling — 6.3%
2012	35	81.1%	53	32,396	Motorcycle steering and suspension — 11.3%
2013	36	85.1%	47	32,068	Motorcycle brakes — 8.5%
2014	37	82.8%	58	32,451	Motorcycle lighting and signalling — 20.7%
2015	38	86.8%	53	32,302	Motorcycle lighting and signalling — 9.4%
2016	39	87.5%	40	33,295	Motorcycle brakes — 5.0%
2017	40	91.2%	34	33,154	Motorcycle steering and suspension — 8.8%

Common MOT Failures

Top failure categories across all test years for 1977 Honda Cb400, with age trends.

Motorcycle lighting and signalling

9.5%

↓ Decreases with age

Motorcycle steering and suspension

5.6%

↑ Increases with age

Motorcycle brakes

4.7%

— Consistent

Motorcycle drive system

3.8%

— Consistent

Motorcycle fuel and exhaust

3.2%

— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

Category	At Youngest	At Oldest	Change	Trend
Motorcycle lighting and signalling	13.3% (32 yrs)	5.9% (40 yrs)	-7.4%	🟢 ↓
Motorcycle steering and suspension	2.2% (32 yrs)	8.8% (40 yrs)	+6.6%	🔴 ↑
Motorcycle brakes	4.4% (32 yrs)	2.9% (40 yrs)	-1.5%	⚪ —
Motorcycle fuel and exhaust	2.2% (32 yrs)	2.9% (40 yrs)	+0.7%	⚪ —

Other Manufacture Years

1975 1976 1977 1978 1992 1993 1994 1995 1997 1998 1999 2000

← Back to Honda Cb400 overview

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About This Data

This page shows how Honda Cb400 cars manufactured in 1977 perform at MOT as they age. Data spans from 2009 to 2017, covering 422 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.