1966 Sunbeam Unclassified MOT Pass Rate
Pass rate for Unclassified models manufactured in 1966, based on 31 real MOT test results.
Data from official DVSA MOT testing records
1966 Sunbeam Unclassified MOT Analysis
The 1966 Sunbeam Unclassified has an MOT pass rate of 77.4% based on 31 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 53,877 miles on the odometer. With a 22.6% failure rate, the 1966 Unclassified is rated as "Excellent" for MOT reliability.
The leading cause of MOT failure for the 1966 Sunbeam Unclassified is Suspension, responsible for 6.5% of failures. Suspension failures typically involve worn bushes, leaking shock absorbers, broken coil springs, and damaged suspension arms. These affect ride quality, tyre wear, and road holding. Typical repair costs range from £200–500. Steering is the second most common issue at 3.2%.
Top failures specific to 1966 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.
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| Rank | Failure Category | Rate (%) | Count |
|---|---|---|---|
| 1 | Suspension | 6.5% | 2 |
| 2 | Steering | 3.2% | 1 |
Failures per 10,000 Miles
avg. 53,877 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.
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| Category | Rate / 10K mi | Raw % | Count |
|---|---|---|---|
| Suspension | 1.20 | 6.5% | 2 |
| Steering | 0.60 | 3.2% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1966 Sunbeam Unclassified has an MOT pass rate of 77.4% based on 31 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 53,877 miles on the odometer. With a 22.6% failure rate, the 1966 Unclassified is rated as "Excellent" for MOT reliability.
If you own or are considering buying a 1966 Sunbeam Unclassified, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to suspension: Look for uneven tyre wear, listen for clunking over bumps, and check if the car pulls to one side. A bouncy ride suggests worn shock absorbers. Visually inspect coil springs for cracks. At 53,877 average miles, these vehicles are in the mid-range where component wear starts to become a factor.
Suspension — 6.5% of failures
Suspension issues account for 6.5% of MOT failures on 1966 Sunbeam Unclassified models. Suspension failures typically involve worn bushes, leaking shock absorbers, broken coil springs, and damaged suspension arms. These affect ride quality, tyre wear, and road holding. Typical repair costs: £200–500. Pre-MOT check: Look for uneven tyre wear, listen for clunking over bumps, and check if the car pulls to one side. A bouncy ride suggests worn shock absorbers. Visually inspect coil springs for cracks.
Steering — 3.2% of failures
Steering issues account for 3.2% of MOT failures on 1966 Sunbeam Unclassified models. Steering failures include excessive play in the steering wheel, leaking power steering fluid, worn track rod ends, and damaged steering rack. These affect vehicle control and are closely related to suspension wear. Typical repair costs: £150–600. Pre-MOT check: Check for excessive steering wheel play (more than a few inches of free movement). Listen for whining from the power steering pump. Look for fluid leaks under the car near the front wheels.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.