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UNX 138X

1981 MG B

Blue Petrol 1798cc
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MOT Status

Valid
Expires12 Apr 2027
Tests20 (17 pass, 3 fail)
Pass rate85%

Mileage

62,416 mi
Last recorded62,416 miles
Recorded on13 Apr 2026
Typical for 1981 MG B52,343 mi

Above average mileage for this year

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

RegistrationUNX 138X
MakeMG
ModelB
Year1981
ColourBlue
Fuel typePetrol
Engine1,798cc

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

17 pass 3 fail
Pass 13 Apr 2026 62,416 miles

Nearside Front Steering rack gaiter damaged or deteriorated, but preventing the ingress of dirt slight oil leak from gaiter securing clip (2.1.3 (g) (i))

Pass 24 Aug 2022 61,187 miles

Nearside Rear inner sill heavy sealer on repair

Offside Rear inner sill heavy sealer on repair

Pass 26 Aug 2021 60,726 miles
Fail 19 Aug 2021 60,726 miles

Nearside Rear Service brake excessively binding (1.2.1 (f))

Registration plate insecure (0.1 (a))

Offside Rear Service brake binding but not excessively (1.2.1 (f))

Pass 18 Feb 2020 60,267 miles
Pass 25 Feb 2019 59,937 miles
Fail 14 Feb 2019 59,937 miles

Nearside Front Upper Suspension arm pin or bush excessively worn (5.3.4 (a) (i))

Offside Front Upper Suspension arm pin or bush excessively worn (5.3.4 (a) (i))

Parking brake efficiency below requirements (1.4.2 (a) (i))

Pass 15 Feb 2018 58,933 miles

Offside Front Upper Suspension arm synthetic bush deteriorated but not resulting in excessive movement (2.4.G.2)

Pass 23 Feb 2017 67,945 miles
Pass 18 Feb 2016 57,135 miles
Pass 20 Feb 2015 56,700 miles
Pass 10 Feb 2014 56,369 miles
Pass 15 Feb 2013 55,642 miles
Pass 15 Feb 2012 55,292 miles

oil on n/s/r backplate

Pass 21 Feb 2011 54,562 miles
Pass 6 Jun 2009 54,158 miles
Pass 5 Jun 2008 53,747 miles
Fail 4 Jun 2008

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

Offside Rear Tyre has a lump, caused by separation or partial failure of its structure (4.1.D.1b)

Pass 3 Apr 2007 51,641 miles
Pass 24 Apr 2006 51,099 miles

How Reliable is the MG B?

Based on 191,608 MOT tests across 19,443 vehicles.

78.1%
Pass Rate
381
Miles/Year
63
Year Lifespan
19,443
On UK Roads

Top MOT Failure Points

Windscreen washer provides insufficient washer liquid 5,224
brake binding 4,089
Parking brake: efficiency below requirements 3,715
Stop lamp not working 3,343
Steering rack gaiter split 2,887
Full MG B reliability report

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UNX 138X is a 1981 MG B in Blue with a 1,798cc petrol engine. This vehicle has been through 20 MOT tests with a personal pass rate of 85%.

Across all 1981 MG B models, the average MOT pass rate is 76.2% with a typical mileage of 52,343 miles. This particular vehicle has performed better than the average for its year.

The most common reason a MG B fails its MOT is windscreen washer provides insufficient washer liquid, accounting for 5,224 recorded failures. If you're considering buying UNX 138X, it's worth having these areas checked by a mechanic before committing.

The MG B typically stays on UK roads for around 63 years. At 45 years old, this MG B is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of UNX 138X?

You can check the full history of UNX 138X by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was UNX 138X registered?

UNX 138X is a 1981 MG B, first registered on 1 August 1981.

Is UNX 138X safe to buy?

The MOT history for UNX 138X shows 20 tests with a 85% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does UNX 138X 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 UNX 138X. 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.