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C83 BYH

1985 Porsche 911

Silver Petrol 3164cc
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MOT Status

Expired
Expires28 Jul 2026
Tests21 (14 pass, 7 fail)
Pass rate66.7%

Mileage

99,523 mi
Last recorded99,523 miles
Recorded on29 Jul 2025
Typical for 1985 Porsche 91199,183 mi

Below or average mileage for this year

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

RegistrationC83 BYH
MakePorsche
Model911
Year1985
ColourSilver
Fuel typePetrol
Engine3,164cc

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 7 fail
Pass 29 Jul 2025 99,523 miles
Pass 17 Jun 2024 99,523 miles

Nearside Rear Wheel bearing has slight play (5.1.3 (a) (i))

Pass 20 Jun 2023 99,523 miles

Tyre slightly damaged/cracking or perishing All four have light perishing (5.2.3 (d) (ii))

Pass 24 Jun 2022 99,523 miles

Nearside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Offside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Pass 22 Jun 2021 98,891 miles
Pass 3 Jun 2020 97,961 miles
Pass 24 Jun 2019 97,534 miles
Fail 24 Jun 2019 97,534 miles

Offside Rear fog lamp missing (4.5.1 (a) (ii))

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

Fail 14 Sep 2015 97,510 miles

Nearside Seat belt anchorage prescribed area is excessively corroded inside door shut (5.2.6)

Nearside Seat belt anchorage prescribed area is excessively corroded under vehicle (5.2.6)

Pass 7 Jun 2013 95,585 miles
Fail 31 May 2013 95,584 miles

Offside Rear Mechanical brake component has restricted free movement (3.5.1k)

Rear fog lamp not working (1.3.2b)

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

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

Pass 23 May 2012 93,948 miles

Offside Front Brake hose has slight corrosion to ferrules (3.6.B.4e)

slight drag on off side rear wheel when spun by hand

slight twist to near side rear brake hose

Pass 5 May 2011 91,649 miles
Fail 28 Apr 2011 91,633 miles

Offside Front Tyre tread depth below requirements of 1.6mm (4.1.E.1)

Offside Rear fog lamp not working (1.3.2b)

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

Nearside Front Windscreen wiper does not clear the windscreen effectively (8.2.2)

Pass 16 Apr 2010 90,455 miles

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

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

front tyres worn on edges

Fail 31 Mar 2010 90,439 miles

Offside Rear fog lamp not working (1.3.2b)

Windscreen washer provides insufficient washer liquid (8.2.3)

Front tyres worn on edges

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

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

front brakes sticking slighty

Pass 27 Feb 2009 89,073 miles
Fail 16 Feb 2009 89,069 miles

Rear Rear fog lamp not working (1.3.2b)

Pass 21 Feb 2008 86,902 miles
Pass 31 Jan 2007 85,688 miles
Fail 31 Jan 2007 85,687 miles

Exhaust has a major leak of exhaust gases (7.1.2)

Front registration plate insecure (6.3.1b)

Offside Front Macpherson strut has excessive movement at the upper attachment (2.5.A.1c)

Offside Rear Rear reflector excessively damaged so that its function is impaired (1.5.1c)

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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C83 BYH is a 1985 Porsche 911 in Silver with a 3,164cc petrol engine. This vehicle has been through 21 MOT tests with a personal pass rate of 66.7%.

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 C83 BYH, 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 C83 BYH?

You can check the full history of C83 BYH by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was C83 BYH registered?

C83 BYH is a 1985 Porsche 911, first registered on 1 August 1985.

Is C83 BYH safe to buy?

The MOT history for C83 BYH shows 21 tests with a 66.7% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does C83 BYH 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 C83 BYH. 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.