Skip to main content
Pass Your MOT

1966 Bsa C15 — MOT History by Age

How cars manufactured in 1966 perform at MOT as they age

60 years
Current Age
95.3%
Latest Pass Rate
496
Total Tests (All Years)
19,038 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 1966 Bsa C15 as it ages.

43 yrs92.7%
44 yrs90.9%
45 yrs87.9%
46 yrs80.8%
47 yrs83.3%
48 yrs90.8%
49 yrs89.1%
50 yrs92.5%
51 yrs95.3%

Bar chart showing pass rate by car age from 43 to 51 years

Fail Rate %
📊 View as table
AgePass RateTests
43 yrs92.7%55
44 yrs90.9%55
45 yrs87.9%58
46 yrs80.8%52
47 yrs83.3%60
48 yrs90.8%65
49 yrs89.1%55
50 yrs92.5%53
51 yrs95.3%43

Pass Rate Trend

How the 1966 Bsa C15 pass rate changes as it ages, from first MOT to most recent.

Trend shows improving over 9 years

Pass Rate %
📊 View as table
BuiltPass RateTests
2017 (51 yrs)95.3%43
2016 (50 yrs)92.5%53
2015 (49 yrs)89.1%55
2014 (48 yrs)90.8%65
2013 (47 yrs)83.3%60
2012 (46 yrs)80.8%52
2011 (45 yrs)87.9%58
2010 (44 yrs)90.9%55
2009 (43 yrs)92.7%55

Year-by-Year MOT Results

2009
92.7%
Age (yrs) 43Tests 55Avg Mileage 19,417Top Failure Motorcycle lighting and signalling — 5.5%
2010
90.9%
Age (yrs) 44Tests 55Avg Mileage 20,738Top Failure Motorcycle lighting and signalling — 5.5%
2011
87.9%
Age (yrs) 45Tests 58Avg Mileage 18,943Top Failure Motorcycle lighting and signalling — 8.6%
2012
80.8%
Age (yrs) 46Tests 52Avg Mileage 17,497Top Failure Motorcycle lighting and signalling — 13.5%
2013
83.3%
Age (yrs) 47Tests 60Avg Mileage 21,064Top Failure Motorcycle lighting and signalling — 15.0%
2014
90.8%
Age (yrs) 48Tests 65Avg Mileage 19,825Top Failure Motorcycle brakes — 7.7%
2015
89.1%
Age (yrs) 49Tests 55Avg Mileage 17,773Top Failure Motorcycle lighting and signalling — 12.7%
2016
92.5%
Age (yrs) 50Tests 53Avg Mileage 18,700Top Failure Motorcycle lighting and signalling — 5.7%
2017
95.3%
Age (yrs) 51Tests 43Avg Mileage 19,038Top Failure Motorcycle lighting and signalling — 4.7%

Common MOT Failures

Top failure categories across all test years for 1966 Bsa C15, with age trends.

Motorcycle lighting and signalling
8.4%
— Consistent
Motorcycle steering and suspension
4.6%
— Consistent
Motorcycle brakes
4.1%
↓ Decreases with age
Items Not Tested
3.1%
— Consistent
Motorcycle fuel and exhaust
2.6%
— Consistent

How Failures Change With Age

Comparing failure rates between the youngest and oldest test years.

CategoryAt YoungestAt OldestChangeTrend
Motorcycle lighting and signalling5.5% (43 yrs)4.7% (51 yrs)
-0.8%
⚪ —
Motorcycle steering and suspension1.8% (43 yrs)2.3% (51 yrs)
+0.5%
⚪ —

Other Manufacture Years

Looking for the best year to buy? See the full comparison on the Bsa C15 page →

About This Data

This page shows how Bsa C15 cars manufactured in 1966 perform at MOT as they age. Data spans from 2009 to 2017, covering 496 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.

Share via WhatsApp Share on Facebook Report Issue