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1990 Bentley 8 MOT Pass Rate

Pass rate for 8 models manufactured in 1990, based on 33 real MOT test results.

78.8%
Pass Rate
21.2%
Fail Rate
33
Total Tests
85,105
Avg Mileage

Data from official DVSA MOT testing records

1990 Bentley 8 MOT Analysis

The 1990 Bentley 8 has an MOT pass rate of 78.8% based on 33 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 85,105 miles on the odometer. With a 21.2% failure rate, the 1990 8 is rated as "Excellent" for MOT reliability.

The leading cause of MOT failure for the 1990 Bentley 8 is Brakes, responsible for 6.1% 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.

⚠ Based on limited data (33 tests)

Top failures specific to 1990 models only. The overall 8 page may show different rankings.

What Fails Most

Brakes 6.1%

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
1Brakes6.1%2

Failures per 10,000 Miles

avg. 85,105 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.

Brakes0.71% per 10K mi
View as table
Mileage-normalised failure rates by category
CategoryRate / 10K miRaw %Count
Brakes0.716.1%2

Mileage Statistics

85,105
Mean
99,794
Median
88,540
25th Percentile
101,520
75th Percentile
2.49% failures per 10K miles

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

About This Data

The 1990 Bentley 8 has an MOT pass rate of 78.8% based on 33 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 85,105 miles on the odometer. With a 21.2% failure rate, the 1990 8 is rated as "Excellent" for MOT reliability.

If you own or are considering buying a 1990 Bentley 8, 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). With an average mileage of 85,105 miles, these vehicles are in the higher-mileage bracket where wear-related failures become more common.

Brakes — 6.1% of failures

Brakes issues account for 6.1% of MOT failures on 1990 Bentley 8 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).

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

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