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A911 STL

1985 Porsche 911

Black Petrol 3200cc
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MOT Status

Valid
Expires22 Aug 2026
Tests23 (14 pass, 9 fail)
Pass rate60.9%

Mileage

145,204 mi
Last recorded145,204 miles
Recorded on7 Aug 2025
Typical for 1985 Porsche 91199,183 mi

Significantly above average — investigate

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

RegistrationA911 STL
MakePorsche
Model911
Year1985
ColourBlack
Fuel typePetrol
Engine3,200cc

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

14 pass 9 fail
Pass 7 Aug 2025 145,204 miles
Pass 23 Aug 2024 144,225 miles
Fail 21 Sep 2023 144,174 miles

Steering rack has excessive free play detected at the steering wheel (steering rack fitted) (2.3 (a) (i))

Pass 9 Jun 2022 141,394 miles
Pass 4 Apr 2019 140,321 miles
Pass 24 Nov 2017 138,058 miles
Pass 3 Jul 2017 135,682 miles
Fail 6 Jun 2017 135,630 miles

Windscreen wiper not operating automatically when switched on both (8.2.1b)

Windscreen washer provides insufficient washer liquid (8.2.3)

Pass 8 Jun 2016 131,386 miles

clutch pedal rubber missing

Fail 7 Jun 2016 131,384 miles

Front registration plate fitted to the front does not have black characters on a white background (6.3.2a)

Headlamp switch faulty main beam not working correctly (1.7.1)

Nearside Front wheel bearing has excessive play (2.5.A.3c)

Nearside Rear Brake hose excessively deteriorated (3.6.B.4d)

Nearside Side repeater insecure (1.4.A.2b)

Offside Front wheel bearing has excessive play (2.5.A.3c)

Offside Front wheel bearing rough when rotated (2.5.A.2)

Offside Rear Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement (2.4.G.2)

Offside Rear Brake hose bulging under pressure (3.6.B.3)

Offside Side repeater insecure (1.4.A.2b)

registration plate fitted to the rear does not have black characters on a yellow background (6.3.2b)

Rear Brake pad(s) wearing thin (3.5.1g)

clutch pedal rubber missing

Pass 12 Jun 2015 125,302 miles

Nearside Front wheel bearing has slight play (2.5.A.3c)

Nearside Rear Brake hose slightly deteriorated (3.6.B.4d)

Offside Front wheel bearing has slight play (2.5.A.3c)

Offside Rear Brake hose slightly deteriorated (3.6.B.4d)

Oil leak

Play in steering rack inner joint(s)

Fail 5 May 2015 125,294 miles

Nearside Steering system fouling (2.2.D.2a)

Front brake pads 70% worn.

Offside Front Front wheel bearing has slight play (2.5.A.3c)

Pass 17 Apr 2014 118,345 miles
Fail 13 Apr 2013 117,997 miles

Offside Front Front position lamp(s) not working (1.1.A.3b)

Pass 13 Apr 2013 117,997 miles
Pass 13 Apr 2012 117,997 miles
Fail 11 Apr 2012 117,997 miles

Fuel pipe leaking (7.2.3)

Nearside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1)

Nearside Rear position lamp(s) incorrect colour (1.1.A.3e)

Tyre worn close to the legal limit (4.1.E.1)

Pass 21 Apr 2011 117,999 miles

Offside Front Shock absorber has a slightly reduced damping effect (2.7.5)

Fail 20 Apr 2011 117,997 miles

Front registration plate deteriorated (6.3.1d)

Nearside Direction indicator not working (1.4.A.2c)

Nearside Front front brake binding (3.7.B.1)

Offside Front Shock absorber has a slightly reduced damping effect (2.7.5)

Pass 25 Mar 2010 117,998 miles

Non obligatory mirror damaged

Fail 12 Mar 2010 117,992 miles

Nearside Front Headlamp not working on dipped beam (1.7.5a)

Nearside Front Headlamp not working on main beam (1.7.5a)

Offside Rear Rear fog lamp not working (1.3.2b)

Offside rear brake binding (3.7.B.1)

front brake binding (3.7.B.1)

Non obligatory mirror damaged

Pass 20 Jun 2008 117,997 miles
Fail 2 Jun 2008 117,997 miles

Nearside Side repeater not working (1.4.A.2c)

Offside Rear Anti-roll bar insecure (2.4.G.1)

Offside Rear fog lamp not working (1.3.2b)

front brake binding (3.7.B.1)

rear brake binding (3.7.B.1)

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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A911 STL is a 1985 Porsche 911 in Black with a 3,200cc petrol engine. This vehicle has been through 23 MOT tests with a personal pass rate of 60.9%.

Across all 1985 Porsche 911 models, the average MOT pass rate is 77.7% with a typical mileage of 99,183 miles. This particular vehicle has a lower pass rate than the average for its year, which may indicate maintenance issues worth investigating.

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 A911 STL, 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 41 years old, this Porsche 911 is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of A911 STL?

You can check the full history of A911 STL by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was A911 STL registered?

A911 STL is a 1985 Porsche 911, first registered on 31 December 1985.

Is A911 STL safe to buy?

The MOT history for A911 STL shows 23 tests with a 60.9% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does A911 STL 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 A911 STL. 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.