1973 Kawasaki Z1 MOT Pass Rate
Pass rate for Z1 models manufactured in 1973, based on 303 real MOT test results.
Data from official DVSA MOT testing records
This page shows all Z1 cars tested in 1973. Want to see how cars built in 1973 hold up over time?
View 1973 Kawasaki Z1 vintage page → (93.5% current pass rate)1973 Kawasaki Z1 MOT Analysis
The 1973 Kawasaki Z1 has an MOT pass rate of 90.8% based on 303 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 17,746 miles on the odometer. With a 9.2% failure rate, the 1973 Z1 is rated as "Excellent" for MOT reliability.
The leading cause of MOT failure for the 1973 Kawasaki Z1 is Motorcycle suspension, responsible for 0.7% 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. Motorcycle wheels is the second most common issue at 0.7%. Motorcycle fuel and exhaust follows at 0.3%.
Top failures specific to 1973 models only. The overall Z1 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 Suspension | 0.7% | 2 |
| 2 | Motorcycle Wheels | 0.7% | 2 |
| 3 | Motorcycle Fuel And Exhaust | 0.3% | 1 |
| 4 | Motorcycle Lamps And Reflectors | 0.3% | 1 |
Failures per 10,000 Miles
avg. 17,746 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 suspension | 0.37 | 0.7% | 2 |
| Motorcycle wheels | 0.37 | 0.7% | 2 |
| Motorcycle fuel and exhaust | 0.19 | 0.3% | 1 |
| Motorcycle lamps and reflectors | 0.19 | 0.3% | 1 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 1973 Kawasaki Z1 has an MOT pass rate of 90.8% based on 303 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 17,746 miles on the odometer. With a 9.2% failure rate, the 1973 Z1 is rated as "Excellent" for MOT reliability.
If you own or are considering buying a 1973 Kawasaki Z1, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to motorcycle 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. With relatively low average mileage of 17,746 miles, many of these vehicles are still in good mechanical condition.
Motorcycle suspension — 0.7% of failures
Motorcycle suspension issues account for 0.7% of MOT failures on 1973 Kawasaki Z1 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.
Motorcycle wheels — 0.7% of failures
Motorcycle wheels issues account for 0.7% of MOT failures on 1973 Kawasaki Z1 models. Wheel failures include cracked or severely corroded alloy wheels, missing or loose wheel nuts, and wheels that are insecurely attached. These are safety-critical and relatively rare compared to tyre failures. Typical repair costs: £100–400 per wheel. Pre-MOT check: Visually inspect wheels for cracks, especially around the spokes and rim. Check that all wheel nuts are present and tightened. Look for signs of impact damage on alloy wheels.
Motorcycle fuel and exhaust — 0.3% of failures
Motorcycle fuel and exhaust issues account for 0.3% of MOT failures on 1973 Kawasaki Z1 models. Motorcycle fuel and exhaust issues are a common cause of MOT failure. Regular inspection and maintenance of these components helps ensure your vehicle passes its MOT. Typical repair costs: £100–400. Pre-MOT check: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.