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Pass Your MOT

1988 Bentley 8 MOT Pass Rate

Pass rate for 8 models manufactured in 1988, based on 46 real MOT test results.

73.9%
Pass Rate
26.1%
Fail Rate
46
Total Tests
78,932
Avg Mileage

Data from official DVSA MOT testing records

1988 Bentley 8 MOT Analysis

The 1988 Bentley 8 has an MOT pass rate of 73.9% based on 46 tests — above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 78,932 miles on the odometer. With a 26.1% failure rate, the 1988 8 is rated as "Very Good" for MOT reliability.

The leading cause of MOT failure for the 1988 Bentley 8 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. Brakes is the second most common issue at 4.3%. Lamps, reflectors and electrical equipment follows at 4.3%.

⚠ Based on limited data (46 tests)

Top failures specific to 1988 models only. The overall 8 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
1Suspension6.5%3
2Brakes4.3%2
3Lamps, Reflectors And Electrical Equipment4.3%2
4Visibility2.2%1

Failures per 10,000 Miles

avg. 78,932 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.

Suspension0.83% per 10K miBrakes0.55% per 10K miLamps & Electrical0.55% per 10K miVisibility0.28% per 10K mi
View as table
Mileage-normalised failure rates by category
CategoryRate / 10K miRaw %Count
Suspension0.836.5%3
Brakes0.554.3%2
Lamps & Electrical0.554.3%2
Visibility0.282.2%1

Mileage Statistics

78,932
Mean
88,875
Median
67,435
25th Percentile
97,586
75th Percentile
3.31% failures per 10K miles

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

About This Data

The 1988 Bentley 8 has an MOT pass rate of 73.9% based on 46 tests — above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 78,932 miles on the odometer. With a 26.1% failure rate, the 1988 8 is rated as "Very Good" for MOT reliability.

If you own or are considering buying a 1988 Bentley 8, 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 78,932 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 1988 Bentley 8 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.

Brakes — 4.3% of failures

Brakes issues account for 4.3% of MOT failures on 1988 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).

Lamps, reflectors and electrical equipment — 4.3% of failures

Lamps, reflectors and electrical equipment issues account for 4.3% of MOT failures on 1988 Bentley 8 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.

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

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