1966 Porsche 911 — MOT History by Age
How cars manufactured in 1966 perform at MOT as they age
Data from official DVSA MOT testing records
Insufficient data for same-age comparison.
How This Car Ages
Pass rate progression for the 1966 Porsche 911 as it ages.
At 50 years: 83.9% pass rate · At 51 years: 73.3% pass rate
Bar chart showing pass rate by car age from 50 to 51 years
📊 View as table
| Age | Pass Rate | Tests |
|---|---|---|
| 50 yrs | 83.9% | 31 |
| 51 yrs | 73.3% | 30 |
Pass Rate Trend
How the 1966 Porsche 911 pass rate changes as it ages, from first MOT to most recent.
Trend shows stable over 2 years
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| Built | Pass Rate | Tests |
|---|---|---|
| 2017 (51 yrs) | 73.3% | 30 |
| 2016 (50 yrs) | 83.9% | 31 |
Year-by-Year MOT Results
Common MOT Failures
Top failure categories across all test years for 1966 Porsche 911, with age trends.
How Failures Change With Age
Comparing failure rates between the youngest and oldest test years.
| Category | At Youngest | At Oldest | Change | Trend |
|---|---|---|---|---|
| Driver's View of the Road | 6.5% (50 yrs) | 26.7% (51 yrs) | +20.2%
| 🔴 ↑ |
| Lamps, Reflectors and Electrical Equipment | 41.9% (50 yrs) | 56.7% (51 yrs) | +14.8%
| 🔴 ↑ |
Other Manufacture Years
Looking for the best year to buy? See the full comparison on the Porsche 911 page →
About This Data
This page shows how Porsche 911 cars manufactured in 1966 perform at MOT as they age. Data spans from 2016 to 2017, covering 61 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.