1999 Porsche 911 3.4L Petrol · 600 JB
1999 Porsche 911 (3.4L, petrol). First registered 29 Jun 1999. Recorded mileage 49,043 miles. MOT valid until 29 Apr 2027. Taxed until 01 Mar 2027.
- Make & Model
- PORSCHE 911
- Year / Origin
- 1999
- Safety Recall
- Unknown
- MOT Status
- Valid until 29 Apr 2027
- Road Tax
- Taxed (01 Mar 2027)
- Recorded Mileage
- 49,043 mi
- ULEZ Compliance
- Check Required (Pre-Euro 4 Petrol)
- Fuel & Engine
- Petrol · 3.4L
- Reliability Guide
- Common Faults
Thinking of buying this vehicle? Free MOT and tax checks do not cover legal ownership. If outstanding finance exists, finance companies have legal right to repossess without compensation.
600 JB Key Findings
- 4 MOT tests recorded
- Latest MOT passed on 01/05/2026
- 49,043 miles recorded at latest MOT
- No defects recorded at the latest MOT
- Recurring tyres items (2 mentions)
Derived directly from the recorded DVSA and DVLA data shown on this page.
600 JB MOT History
Interpretation generated from the recorded test data above — not an official DVSA statement and not a substitute for an independent inspection.
4 MOT tests are recorded for this 1999 Porsche 911 (600 JB) between September 2022 and May 2026.
The record contains 4 passes and 0 failures.
The record shows no MOT failures, although 2 advisory notices note items to monitor.
Across all tests, the most frequently flagged areas are: Tyres (2 issues). Repeated mentions in one area can indicate an ongoing pattern worth checking in person.
In total 2 advisory notices are recorded. Advisories flag items that passed but may need attention before the next test; they are not evidence of how well the vehicle has been serviced.
600 JB Mileage History
- 27/09/202246,125 mi
- 26/09/202347,013 mi+888 mi
- 01/05/202547,560 mi+547 mi
- 01/05/202649,043 mi+1,483 mi
Average of roughly 812 miles per year across 4 recorded odometer readings.
Technical Specifications
Core Specifications
Identification & Status
Dimensions & Weights
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Known faults for Porsche Porsche 911 (996)
Our database tracks 4 specific mechanical faults and recurring failure patterns identified across UK MOT testing stations for this generation.
MOT Roadworthiness: Excellent
This rating reflects historical MOT pass rates and recurring advisory wear patterns from official DVSA test logs. Note that roadworthiness does not verify outstanding finance, insurance write-offs, or stolen records.
Verify lender finance agreements, insurance write-offs, police stolen registers, and mileage rollback.
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PORSCHE 911 Model Intelligence & Reliability
Verified MOT failure trends, buying advice, and technical directory specifications.
Owner-reported defects, recurring MOT failure points, and estimated repair costs.
Browse production generations, registration statistics, and trim variants.
Historical MOT pass rates and DVLA records for 1999 model year cars.
- IMS Bearing FailureSerious
Early M96 engines can suffer intermediate shaft bearing failure, leading to major internal damage.
- Rear Main Seal Oil LeakModerate
The rear main seal between engine and gearbox degrades over time, causing oil to leak into the bellhousing area. Often mistaken for IMS failure.
- Coolant Pipe FailuresModerate
The coolant crossover pipes and thermostat housing o-rings perish, causing coolant loss and potential overheating. Plastic degrades with heat cycles.
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