1994 Porsche 911 3.6L Petrol · JB 624

The most recent MOT test on 30 September 2025 resulted in a pass, although it carried a recurring advisory regarding an oil leak. Evaluating the historical data, the maintenance trend appears stable but reactive. There is a persistent pattern of oil leaks dating back to 2019, and a concerning period between 2023 and 2024 where the braking system only just met the minimum legal requirements. While the vehicle consistently passes its tests, the repetition of these advisories suggests that certain mechanical issues are being monitored rather than fully rectified, indicating a maintenance approach focused on compliance rather than comprehensive preventative care. The recorded mileage of 97,729 miles over a 32 year period equates to an average of approximately 3,054 miles per year. This is significantly lower than average usage for a vehicle of this age. While low mileage typically implies less wear on the internal engine components and drivetrain, it often introduces a different set of mechanical risks associated with long periods of standing. Low-usage vehicles are more prone to the degradation of rubber components, the accumulation of moisture in the braking system, and the perishing of seals that rely on regular lubrication through operation. Prospective buyers should pay close attention to the chronic oil leak mentioned across multiple years. A thorough inspection of the engine bay and underbody is essential to identify the source, specifically checking for seepage around the cylinder head gaskets and oil seals. During the test drive, be alert for the smell of burning oil or blue smoke upon acceleration. Furthermore, the history of the braking system barely meeting requirements and the previous brake pad warning light suggest the system may be nearing the end of its service life. Listen for any grinding noises and feel for brake shudder or a spongy pedal, which could indicate worn pads, warped discs, or binding calipers. Given the low annual mileage, a comprehensive physical inspection of age-related wear is required. Check the tyre sidewalls for cracking or perishing, as tyres often expire due to age before the tread is worn. Examine the suspension bushes and the recently replaced steering rack gaiter for any signs of splitting or leakage. It is critical to verify the service records to ensure that engine oil and other vital fluids have been replaced based on calendar intervals rather than mileage. Finally, inspect the chassis and sills for any signs of corrosion, as vehicles that spend significant time stationary in damp environments can develop structural oxidation that is not always apparent during a standard MOT.