Porsche 911 (1992)
1992 Porsche 911
CarHunch analysed 588 real MOT records for the 1992 Porsche 911. This breakdown of actual test outcomes — pass rates, defect profiles, mileage data — isn't published anywhere else.
The 1992 Porsche 911 passes its MOT slightly above the UK average at 82.5%, suggesting these cars are holding up reasonably well for their age. With 13.6% having experienced a dangerous defect at some point, you're looking at a car that demands respect—check the full service history and have a pre-purchase inspection by a Porsche specialist before committing.
The median mileage of 84,345 miles is relatively modest for a 32-year-old car, indicating many examples have been carefully maintained rather than thrashed. The average of 1.9 failures and 5.7 advisories per test points to common wear items rather than systemic problems—budget for regular maintenance and expect to address suspension, exhaust, and seal issues typical of air-cooled Porsches. If you're seriously considering one, verify the maintenance record is documented and complete, as these are expensive cars to repair when neglected.
What to check before buying a 1992 Porsche 911
Practical pre-purchase checks for this age and model.
- 📋 Check the full MOT history. Look for recurring advisories — slow-building issues like corrosion or brake wear patterns show up years before they become failures. Enter the reg below for a full AI analysis.
- 🔍 Inspect for corrosion in person. Brake pipes, sills, subframes, and chassis legs. Surface rust is normal at this age; structural rust is a serious problem that's expensive to fix and can fail an MOT.
- 🛞 Check tyres and brakes. The most common advisory items at this age. Budget for replacement if they're near the limit — factor this into your offer price.
- 📄 Run an HPI check. The MOT history won't show outstanding finance, insurance write-offs, or stolen status — an HPI check will.
Before you buy a Porsche 911
MOT history is one piece of the puzzle. These checks can reveal what CarHunch can't.
CarHunch may earn a small commission if you buy via these links — at no extra cost to you.
Pass Rate by Fuel Type
| Fuel type | Vehicles | Pass rate | Avg failures |
|---|---|---|---|
| Petrol (100%) | 587 | 82.5% | 1.9 |
| Electric (0%) | 1 | 83.3% | 4 |
Mileage Distribution
Most 1992 Porsche 911 vehicles sit in the blue band. If the car you're looking at is outside it, it's either unusually low or high mileage for its age.
Half of all 1992 Porsche 911 vehicles fall between 54,497 and 115,708 miles.
1992 Porsche 911 — Still on the Road
185 vehicles still getting MOTs in 2025 — 69% of the peak remain.
Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2014–2025.
MOT History Averages
Most Common MOT Issues — 1992 Porsche 911
Based on actual MOT test records for this model. Percentage shows how often each item appears across all vehicles in this cohort.
-
46.8%
Oil leak
-
44.1%
Nearside Rear Tyre worn close to the legal limit
-
42.8%
Offside Rear Tyre worn close to the legal limit
-
40.3%
Oil leak, but not excessive
-
35.7%
Under-trays fitted obscuring some underside components
-
29.1%
Nearside Front Tyre worn close to the legal limit
-
24.7%
Offside Front Tyre worn close to the legal limit
-
15.7%
Exhaust emissions carbon monoxide content after 2nd fast idle excessive
Data covers a 3-year window centred on 1992. Counts include advisories and failures.
Found a specific Porsche 911?
Enter the reg to see its individual MOT history, AI Hunches, and how it compares to this cohort.