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J866 STF

1991 Porsche 911

Blue Petrol 3600cc
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MOT Status

Valid
Expires15 Mar 2027
Tests9 (8 pass, 1 fail)
Pass rate88.9%

Mileage

109,928 mi
Last recorded109,928 miles
Recorded on16 Mar 2026
Typical for 1991 Porsche 91193,444 mi

Above average mileage for this year

4 checks still locked for this Porsche
Stolen
Finance
Write-off
Keepers
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Vehicle Details

RegistrationJ866 STF
MakePorsche
Model911
Year1991
ColourBlue
Fuel typePetrol
Engine3,600cc

All premium checks include

50+ data points
Finance Check (Experian) Insurance Write-off Salvage Auction Stolen Check Previous Owners Ex-Taxi, Police, NHS Mileage Anomaly Import / Export Scrapped Check Plate Changes

MOT History

8 pass 1 fail
Pass 16 Mar 2026 109,928 miles

Front Registration plate deteriorated but not likely to be misread plate cracked (0.1 (b))

Oil leak, but not excessive Engine oil leak (8.4.1 (a) (i))

Fail 16 Mar 2026 109,928 miles

Rear fog lamp not working (4.5.1 (a) (ii))

Rear fog lamp tell-tale not working (4.9.1 (a) (ii))

Front Registration plate deteriorated but not likely to be misread plate cracked (0.1 (b))

Oil leak, but not excessive Engine oil leak (8.4.1 (a) (i))

Pass 11 Apr 2025 109,841 miles
Pass 16 Apr 2024 109,506 miles
Pass 6 Mar 2023 109,045 miles
Pass 24 Nov 2021 108,423 miles
Pass 17 Oct 2019 107,069 miles
Pass 22 Oct 2018 106,307 miles
Pass 23 Oct 2017 105,534 miles

How Reliable is the Porsche 911?

Based on 977,057 MOT tests across 73,061 vehicles.

85.2%
Pass Rate
1,867
Miles/Year
47
Year Lifespan
73,061
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 20,869
position lamp(s) not working 7,590
Windscreen washer provides insufficient washer liquid 6,439
Headlamp aim too high 6,432
Brake pipe excessively corroded 5,466
Full Porsche 911 reliability report

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J866 STF is a 1991 Porsche 911 in Blue with a 3,600cc petrol engine. This vehicle has been through 9 MOT tests with a personal pass rate of 88.9%.

Across all 1991 Porsche 911 models, the average MOT pass rate is 81.3% with a typical mileage of 93,444 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Porsche 911 fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 20,869 recorded failures. If you're considering buying J866 STF, it's worth having these areas checked by a mechanic before committing.

The Porsche 911 typically stays on UK roads for around 47 years. At 35 years old, this Porsche 911 is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of J866 STF?

You can check the full history of J866 STF by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was J866 STF registered?

J866 STF is a 1991 Porsche 911, first registered on 23 August 1991.

Is J866 STF safe to buy?

The MOT history for J866 STF shows 9 tests with a 88.9% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does J866 STF have outstanding finance?

Finance checks require a premium vehicle report. This checks against all major UK finance providers to see if there is any outstanding finance on J866 STF. If you buy a car with outstanding finance, the finance company can repossess it.

No warranty or guarantee of accuracy is provided for any free data on this page. The data guarantee applies only to information obtained through the purchase of a full check.