1978 Tvr Unclassified MOT Pass Rate
Pass rate for Unclassified models manufactured in 1978, based on 63 real MOT test results.
Data from official DVSA MOT testing records
1978 Tvr Unclassified MOT Analysis
The 1978 Tvr Unclassified has an MOT pass rate of 61.9% based on 63 tests — around the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 45,323 miles on the odometer. With a 38.1% failure rate, the 1978 Unclassified is rated as "Average" for MOT reliability.
The leading cause of MOT failure for the 1978 Tvr Unclassified is Visibility, responsible for 1.6% of failures. Visibility failures relate to the windscreen, wipers, washers, mirrors, and view-obstructing damage. Cracks in the windscreen swept area, ineffective wipers, or empty washer bottles are common causes. Typical repair costs range from £10–300.
Top failures specific to 1978 models only. The overall Unclassified page may show different rankings.
What Fails Most
What Fails on This Car?
Click a category to see specific failure items.
View as table
| Rank | Failure Category | Rate (%) | Count |
|---|---|---|---|
| 1 | Visibility | 1.6% | 1 |
Failures per 10,000 Miles
avg. 45,323 miFor every 10,000 miles driven, this shows what percentage of MOT tests fail for each category. This accounts for how far cars are actually driven, not just raw pass/fail counts.
View as table
| Category | Rate / 10K mi | Raw % | Count |
|---|---|---|---|
| Visibility | 0.35 | 1.6% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1978 Tvr Unclassified has an MOT pass rate of 61.9% based on 63 tests — around the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 45,323 miles on the odometer. With a 38.1% failure rate, the 1978 Unclassified is rated as "Average" for MOT reliability.
If you own or are considering buying a 1978 Tvr Unclassified, budget for potential repairs before each MOT. Before your MOT, pay particular attention to visibility: Check the windscreen for chips and cracks — damage larger than 10mm in the driver's swept area or 40mm elsewhere will fail. Test washers and wipers. Ensure both door mirrors are intact and adjustable. With relatively low average mileage of 45,323 miles, many of these vehicles are still in good mechanical condition.
Visibility — 1.6% of failures
Visibility issues account for 1.6% of MOT failures on 1978 Tvr Unclassified models. Visibility failures relate to the windscreen, wipers, washers, mirrors, and view-obstructing damage. Cracks in the windscreen swept area, ineffective wipers, or empty washer bottles are common causes. Typical repair costs: £10–300. Pre-MOT check: Check the windscreen for chips and cracks — damage larger than 10mm in the driver's swept area or 40mm elsewhere will fail. Test washers and wipers. Ensure both door mirrors are intact and adjustable.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.