2006 Porsche Cayman 3.4L Petrol · SP06 DXB

The most recent MOT, dated 3 June 2025, was a pass but carried a number of advisories covering corrosion on the off‑side front brake pipe, a perished fuel‑cap seal, obscured engine components and discoloured rear indicator bulbs. Earlier in the same year a failure was recorded for excessive carbon‑monoxide emissions, and in 2023 a dangerous tyre‑tread deficiency forced a fail. Over the last six years the pattern shows intermittent major failures (exhaust emissions, tyre tread, front suspension ball‑joint) interspersed with passes that still note recurring corrosion of brake pipework and slight play in several rear suspension joints. The trend is therefore mixed: recent work appears to have remedied the most serious faults, yet the persistence of corrosion and wear advisories suggests that the vehicle’s maintenance has been reactive rather than proactive and that further attention will be required. At 70,781 mi the car averages roughly 3,500 mi per annum, well below the typical usage for a 20‑year‑old sports coupe. Such low annual mileage often points to long periods of inactivity, which can accelerate rubber ageing, battery sulphation and corrosion on exposed metalwork. Conversely, the mileage is sufficient to have induced normal wear on consumables such as brake pads, tyres and suspension bushings, especially given the recorded tyre‑tread loss and ball‑joint wear. The combination of low use and occasional high‑stress driving typical of a sports car can lead to uneven component fatigue, so the mileage figure alone does not guarantee a pristine condition. A prospective buyer should give particular attention to the brake‑pipe corrosion noted on the off‑side front line and the multiple rear pipe advisories. Inspect the pipework for rust, pitting or leaking fluid, and listen for a faint hissing or metallic groan when the brakes are applied, which can indicate compromised pipe integrity. The front suspension ball joint that previously failed a major test should be examined for excessive play by applying force to the wheel hub; any clunk or looseness under load may signal impending failure. The rear ball joints and anti‑roll‑bar linkages, repeatedly flagged for slight play, should be checked for wear in the bushings and any uneven tyre wear that could betray misalignment. Also verify that the CV‑joint gaiter on the near‑side rear is dry and intact, as seepage can lead to joint failure and noisy vibration during cornering. Because the car has spent considerable time idle, the buyer must assess age‑related deterioration. Examine all tyres for sidewall cracking, dry rot or hardening, even if the tread appears adequate, and confirm that the current tread depth exceeds the legal 1.6 mm margin. Test the 12 V battery with a load tester; a battery that has been stored for long periods often shows reduced cranking power and may need replacement. Remove the engine covers to inspect the perished fuel‑cap seal, check for any oil or coolant leaks around the manifold and under‑tray, and confirm that the exhaust system is free of excessive rust that could affect emissions. Finally, request a full service book and verify that oil, brake fluid and coolant have been changed at calendar intervals, as fluid degradation over two decades can lead to reduced lubrication and corrosion within the drivetrain.