1978 Moto Guzzi T3 MOT Pass Rate
Pass rate for T3 models manufactured in 1978, based on 165 real MOT test results.
Data from official DVSA MOT testing records
1978 Moto Guzzi T3 MOT Analysis
The 1978 Moto Guzzi T3 has an MOT pass rate of 87.9% based on 165 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 53,893 miles on the odometer. With a 12.1% failure rate, the 1978 T3 is rated as "Excellent" for MOT reliability.
The leading cause of MOT failure for the 1978 Moto Guzzi T3 is Motorcycle steering, responsible for 0.6% 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.
Top failures specific to 1978 models only. The overall T3 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 | Motorcycle Steering | 0.6% | 1 |
Failures per 10,000 Miles
avg. 53,893 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 |
|---|---|---|---|
| Motorcycle steering | 0.11 | 0.6% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1978 Moto Guzzi T3 has an MOT pass rate of 87.9% based on 165 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 53,893 miles on the odometer. With a 12.1% failure rate, the 1978 T3 is rated as "Excellent" for MOT reliability.
If you own or are considering buying a 1978 Moto Guzzi T3, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to motorcycle 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. At 53,893 average miles, these vehicles are in the mid-range where component wear starts to become a factor.
Motorcycle steering — 0.6% of failures
Motorcycle steering issues account for 0.6% of MOT failures on 1978 Moto Guzzi T3 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.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.