1983 Morgan 4/4 MOT Pass Rate
Pass rate for 4/4 models manufactured in 1983, based on 860 real MOT test results.
Data from official DVSA MOT testing records
This page shows all 4/4 cars tested in 1983. Want to see how cars built in 1983 hold up over time?
View 1983 Morgan 4/4 vintage page → (96.8% current pass rate)1983 Morgan 4/4 MOT Analysis
The 1983 Morgan 4/4 has an MOT pass rate of 74.5% based on 860 tests — above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 45,307 miles on the odometer. With a 25.5% failure rate, the 1983 4/4 is rated as "Very Good" for MOT reliability.
The leading cause of MOT failure for the 1983 Morgan 4/4 is Lamps, reflectors and electrical equipment, responsible for 0.1% of failures. 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 range from £5–50.
Top failures specific to 1983 models only. The overall 4/4 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 | Lamps, Reflectors And Electrical Equipment | 0.1% | 1 |
Failures per 10,000 Miles
avg. 45,307 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 |
|---|---|---|---|
| Lamps & Electrical | 0.03 | 0.1% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1983 Morgan 4/4 has an MOT pass rate of 74.5% based on 860 tests — above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 45,307 miles on the odometer. With a 25.5% failure rate, the 1983 4/4 is rated as "Very Good" for MOT reliability.
If you own or are considering buying a 1983 Morgan 4/4, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to lamps, reflectors and electrical equipment: 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. With relatively low average mileage of 45,307 miles, many of these vehicles are still in good mechanical condition.
Lamps, reflectors and electrical equipment — 0.1% of failures
Lamps, reflectors and electrical equipment issues account for 0.1% of MOT failures on 1983 Morgan 4/4 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.