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£21,300
1991 Ford Sierra Sapphire Cosworth
UK • 3 Jun 2026 • Lot 1495
Vehicle Details
AI Listing Summary
This 1991 Ford Sierra Sapphire Cosworth boasts a desirable 'Moonstone Blue' finish and low mileage, featuring period engine modifications and a 4x4 drivetrain. It presents in good overall condition with a clean interior and exterior, making it a compelling classic performance car.
Condition
7
The car is described as being in 'good overall condition' with clean and tidy body gaps, and exterior trims, badges, and spoilers in good condition. The original alloy wheels are also noted as being in good condition. The interior seats are tidy and damage-free, and the dashboard is free from cracks. While the car has a low mileage for its age and an advisory-free MOT, the description mentions 'period modifications in the engine bay' and that the driver's seat shows higher usage, suggesting minor wear consistent with a 'Very Good' rating.
/ 10
61,000 miles
H315 SKW
1991
Auction
Manual
RHD
United Kingdom
Description
Description
Finished in desirable 'Moonstone Blue' Formed part of a private collection since 2022 Showing approx.
61,000 miles on the odometer Advisory free MOT until April 2027 HPI Clear In 1990, the Sierra Cosworth came with two major changes.
A big power boost to the engine and four-wheel drive.
It gave the Cosworth devastating pace.
Now, over three decades on, this Sierra Sapphire Cosworth remains as potent as ever.
First registered 25 March 1991
Engine number LU59687 Mechanicals The iron block from Ford’s single-overhead cam, the T88 Pinto that was used in the Escort RS2000, was the foundation of the Sierra’s new engine, called the YB.
Cosworth designed an aluminium head to suit the Pinto block with two belt-driven cams operating 16 valves.
Cosworth engineers added a Garret T3 turbocharger with intercooler.
The result, as we all know, was a phenomenal success.
In 1990 the biggest change to the Cosworth was made.
Ford altered up to 80 per cent of the engine parts, incre...
Price Analysis vs Other Sierra Sapphire Cosworths
£4,644
Lowest Price (Since 2020)
£24,804
Median Price (Since 2020)
£84,375
Highest Price (Since 2020)
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Previous Sierra Sapphire Cosworth Sales
MOT Information
Valid
Expires on 11th Apr 2027
Latest MOT mileage:
60,885 miles
MOT History
Passed
On 3rd Apr 2026, 60,885 miles
Passed
On 12th Apr 2025, 60,766 miles
Passed
On 24th May 2024, 60,416 miles
There were 4 defects noted.
Minor:
- Battery insecure but not likely to fall from carrier (4.13 (a) (i))
Advisory:
- Oil leak, but not excessive (8.4.1 (a) (i))
- Offside Front floor holed/corroded
- Exhaust has a minor leak of exhaust gases rear of centre silencer (6.1.2 (a))
Passed
On 16th May 2023, 59,260 miles
MOT Mileage Trend
Gallery

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