1978 Bristol 603 5.9L Petrol · 603 EOW

The vehicle maintains a high standard of roadworthiness with a remarkably stable maintenance trend across its recorded history. The most recent test on 10 April 2025 at 24,506 miles passed with no defects or advisories, mirroring the clean results of the previous four inspections. This consistency suggests that the mechanical and structural components have remained in a condition that meets standards without progressive degradation or recurring failures. The mileage pattern is exceptionally low for a 48-year-old vehicle, averaging approximately 511 miles per year. Data shows a significant gap between August 2018 and May 2022, where the car covered only 2,391 miles over nearly four years. Since 2022, the mileage accumulation remains minimal, with just 491 miles between the 2024 and 2025 tests. Such low usage indicates the car has likely spent vast periods of its life in storage or used only for occasional short trips, which limits wear on the drivetrain and suspension assembly. Despite the clean MOT record, a buyer must account for the risks associated with long-term standing and low mileage. Low mileage often masks issues where rubber components may have perished, such as suspension bushes, engine mounts, and brake lines that crack from age rather than use. A physical inspection should focus on structural corrosion in the sills and floor pans, as these Bristol vehicles are prone to hidden rust if not stored dry. The braking system should also be checked for seized calipers or pitted discs, which are common symptoms in vehicles that are not driven frequently.