2003 Jaguar XK8 4.2L Petrol · KAZ 5075

The most recent MOT, carried out on 16 May 2026, was passed but recorded a number of advisories covering rear brake disc condition, parking‑brake efficiency, corroded rear coil springs, play in the inner joint of the steering rack and corrosion on both rear brake pipes. Over the last three years the pattern has been mixed: a pair of major failures in May and June 2024 (exhaust leak, excessive oil loss, loose front wheel fixing and a compromised ball‑joint dust cover) were followed by a clean pass in June 2024 and then a series of advisory‑only passes in 2025 and 2026. The trajectory therefore suggests that the vehicle has had significant remedial work undertaken since the 2024 failures, but it remains on a maintenance‑heavy path with recurring corrosion and wear items that have not yet been rectified. At 147,054 mi the car averages roughly 6,400 mi per year, which is typical for a 23‑year‑old Jaguar XK8. The mileage does not indicate any periods of extreme use, but the relatively low annual distance combined with the vehicle’s age means many components have been subject to calendar ageing rather than purely mileage‑related wear. Age‑related degradation such as rubber hardening, metal corrosion and fluid breakdown can be as critical as high mileage, especially on a high‑performance chassis where suspension bushes, coil springs and brake hardware are designed for more vigorous use. A prospective buyer should give particular attention to the braking system. The rear discs are reported as worn, pitted and scored; while they still meet the minimum thickness, they are likely approaching the end of their service life and may produce vibration or reduced stopping power, especially under heavy braking. The parking‑brake adjustment is marginal, so the car may pull when parked on a gradient and could exhibit a faint shudder when the rear brakes are applied. Inspect the brake pipes for rust and ensure the grease covering is not masking corrosion; any leakage or dampness around the pipe fittings should be treated as a priority. The front‑exhaust leak noted in 2024 should be confirmed as repaired – listen for hissing or a change in engine note at idle and check for soot around the manifold. The oil leak flagged in 2024 must be located; look for fresh oil spots under the engine bay, monitor the oil level and be aware of possible smoke or a drop in oil pressure on the dash. The steering rack inner joint play can manifest as a vague clunk or vague feel when turning at low speed; a thorough inspection of the rack boots and a test of steering feel at both slow and higher speeds is advisable. The front lower suspension arm ball‑joint dust cover is compromised, meaning dirt can infiltrate the joint and accelerate wear – feel for any looseness or knocking from the front wheel when the car is lifted and the suspension is rocked. Given the vehicle’s age, the buyer should also examine the condition of the tyres for sidewall cracking, dry rot or uneven wear that could be a symptom of the previously noted rear coil‑spring corrosion and suspension bush wear. Verify that the coil springs on both rear corners are free of rust and that the mounting points are sound; any excessive play may cause the rear to wander or produce a thudding noise over bumps. Check the battery for sulphation and ensure it holds charge, as a 23‑year‑old car often sits idle for periods. Finally, confirm that time‑based fluids – coolant, brake fluid, power‑steering fluid and gearbox oil – have been replaced within the last 12‑24 months, and that the service book shows regular oil changes and any major overhauls. A comprehensive visual inspection combined with a careful test drive listening for clunks, shudders and exhaust leaks will give a clear picture of whether the XK8’s remaining life justifies its purchase price.