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1966 Aston Martin Unclassified MOT Pass Rate

Pass rate for Unclassified models manufactured in 1966, based on 32 real MOT test results.

87.5%
Pass Rate
12.5%
Fail Rate
32
Total Tests
57,841
Avg Mileage

Data from official DVSA MOT testing records

1966 Aston Martin Unclassified MOT Analysis

The 1966 Aston Martin Unclassified has an MOT pass rate of 87.5% based on 32 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 57,841 miles on the odometer. With a 12.5% failure rate, the 1966 Unclassified is rated as "Excellent" for MOT reliability.

The leading cause of MOT failure for the 1966 Aston Martin Unclassified is Brakes, responsible for 28.1% of failures. Brake-related failures include worn brake pads, corroded brake discs, leaking brake lines, and faulty brake servos. These are safety-critical components — any brake deficiency will result in an MOT fail. Typical repair costs range from £150–400. Lamps, Reflectors and Electrical Equipment is the second most common issue at 12.5%. Driver's View of the Road follows at 9.4%.

⚠ Based on limited data (32 tests)

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.

View as table
MOT failure categories ranked by failure rate
RankFailure CategoryRate (%)Count
1Brakes28.1%9
2Lamps, Reflectors And Electrical Equipment12.5%4
3Driver's View Of The Road9.4%3
4Suspension6.3%2
5Tyres6.3%2
6Items Not Tested3.1%1
7Steering3.1%1

Failures per 10,000 Miles

avg. 57,841 mi

For 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.

Brakes4.86% per 10K miLamps & Electrical2.16% per 10K miVisibility1.62% per 10K miSuspension1.08% per 10K miTyres1.08% per 10K miItems Not Tested0.54% per 10K miSteering0.54% per 10K mi
View as table
Mileage-normalised failure rates by category
CategoryRate / 10K miRaw %Count
Brakes4.8628.1%9
Lamps & Electrical2.1612.5%4
Visibility1.629.4%3
Suspension1.086.3%2
Tyres1.086.3%2
Items Not Tested0.543.1%1
Steering0.543.1%1

Mileage Statistics

57,841
Mean
77,553
Median
41,913
25th Percentile
85,421
75th Percentile
2.16% failures per 10K miles

Mileage-adjusted failure rate — accounts for how much this model year is typically driven.

About This Data

The 1966 Aston Martin Unclassified has an MOT pass rate of 87.5% based on 32 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 57,841 miles on the odometer. With a 12.5% failure rate, the 1966 Unclassified is rated as "Excellent" for MOT reliability.

If you own or are considering buying a 1966 Aston Martin Unclassified, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to brakes: Listen for squealing or grinding noises. Check brake pedal feel — if it feels spongy or goes to the floor, have the system inspected immediately. Look at brake pad thickness through the wheel spokes (minimum 3mm). At 57,841 average miles, these vehicles are in the mid-range where component wear starts to become a factor.

Brakes — 28.1% of failures

Brakes issues account for 28.1% of MOT failures on 1966 Aston Martin Unclassified models. Brake-related failures include worn brake pads, corroded brake discs, leaking brake lines, and faulty brake servos. These are safety-critical components — any brake deficiency will result in an MOT fail. Typical repair costs: £150–400. Pre-MOT check: Listen for squealing or grinding noises. Check brake pedal feel — if it feels spongy or goes to the floor, have the system inspected immediately. Look at brake pad thickness through the wheel spokes (minimum 3mm).

Lamps, Reflectors and Electrical Equipment — 12.5% of failures

Lamps, Reflectors and Electrical Equipment issues account for 12.5% of MOT failures on 1966 Aston Martin Unclassified models. Lighting failures cover all external lights: headlights, tail lights, brake lights, indicators, fog lights, and reflectors. A single blown bulb will cause an MOT fail. This is one of the most preventable failure categories. Typical repair costs: £5–50. Pre-MOT check: Walk around the car and check every light — headlights (dipped and main beam), side lights, tail lights, brake lights, indicators, hazard lights, reverse light, rear fog light, and number plate lights. Replace any blown bulbs before the test.

Driver's View of the Road — 9.4% of failures

Driver's View of the Road issues account for 9.4% of MOT failures on 1966 Aston Martin Unclassified models. Driver's View of the Road issues are a common cause of MOT failure. Regular inspection and maintenance of these components helps ensure your vehicle passes its MOT. Typical repair costs: £100–400. Pre-MOT check: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights.

Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.

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