1973 MG Mgbgt MOT Pass Rate
Pass rate for Mgbgt models manufactured in 1973, based on 58 real MOT test results.
Data from official DVSA MOT testing records
1973 MG Mgbgt MOT Analysis
The 1973 MG Mgbgt has an MOT pass rate of 65.5% based on 58 tests — slightly above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 45,636 miles on the odometer. With a 34.5% failure rate, the 1973 Mgbgt is rated as "Good" for MOT reliability.
The leading cause of MOT failure for the 1973 MG Mgbgt is Steering, responsible for 3.4% of failures. 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 range from £150–600. Brakes is the second most common issue at 1.7%.
Top failures specific to 1973 models only. The overall Mgbgt page may show different rankings.
What Fails Most
What Fails on This Car?
Click a category to see specific failure items.
Failures per 10,000 Miles
avg. 45,636 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 |
|---|---|---|---|
| Steering | 0.76 | 3.4% | 2 |
| Brakes | 0.38 | 1.7% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1973 MG Mgbgt has an MOT pass rate of 65.5% based on 58 tests — slightly above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 45,636 miles on the odometer. With a 34.5% failure rate, the 1973 Mgbgt is rated as "Good" for MOT reliability.
If you own or are considering buying a 1973 MG Mgbgt, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to steering: 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. With relatively low average mileage of 45,636 miles, many of these vehicles are still in good mechanical condition.
Steering — 3.4% of failures
Steering issues account for 3.4% of MOT failures on 1973 MG Mgbgt 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.
Brakes — 1.7% of failures
Brakes issues account for 1.7% of MOT failures on 1973 MG Mgbgt 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.