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DUO 51L

1973 MG B GT

Green Petrol 1798cc
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MOT Status

Expired
Expires28 Mar 2026
Tests19 (15 pass, 4 fail)
Pass rate78.9%

Mileage

28,563 mi
Last recorded28,563 miles
Recorded on29 Mar 2025
Typical for 1973 MG B GT41,488 mi

Below or average mileage for this year

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

RegistrationDUO 51L
MakeMG
ModelB GT
Year1973
ColourGreen
Fuel typePetrol
Engine1,798cc

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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

15 pass 4 fail
Pass 29 Mar 2025 28,563 miles
Pass 14 Oct 2023 27,802 miles
Pass 29 Oct 2022 25,104 miles
Pass 27 Sep 2021 23,516 miles

Brake pipe corroded, covered in grease or other material all (1.1.11 (c))

Nearside Front Brake pipe slightly damaged to servo (1.1.11 (c))

Pass 22 Oct 2020 22,742 miles

Battery insecure but not likely to fall from carrier (4.13 (a) (i))

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

Fail 20 Oct 2020 22,742 miles

Fuel system component leaking (6.1.3 (b) (i))

Offside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii))

Rear Brake hose bulging under pressure (1.1.12 (d))

Driver's seat insecure (6.2.5 (a) (ii)) DANGEROUS

Battery insecure but not likely to fall from carrier (4.13 (a) (i))

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

Pass 24 Apr 2018 22,154 miles
Pass 24 Apr 2017 21,994 miles
Pass 20 Apr 2016 21,613 miles

indicators flashing faster normal

Fail 20 Apr 2016 21,613 miles

Stop lamp not working (1.2.1b)

indicators flashing faster normal

Pass 15 Apr 2015 21,197 miles
Pass 28 Apr 2014 20,873 miles
Pass 1 May 2013 20,529 miles
Pass 24 Apr 2012 20,308 miles
Fail 12 Apr 2012 20,308 miles

Nearside Front Shock absorber has a serious fluid leak (2.7.3)

Offside Front Shock absorber has a serious fluid leak (2.7.3)

Offside Rear Shock absorber has a serious fluid leak (2.7.3)

Pass 15 Apr 2011 19,821 miles
Pass 10 Apr 2010 19,302 miles

Nearside Front Shock absorber has a light misting of oil (2.7.3)

Offside Front Shock absorber has a light misting of oil (2.7.3)

Pass 30 Apr 2009 19,267 miles

Nearside Front Shock absorber has a light misting of oil (2.7.3)

Offside Front Shock absorber has a light misting of oil (2.7.3)

Fail 30 Apr 2009 19,267 miles

Offside Front Seat belt retracting mechanism defective (5.2.5b)

Nearside Front Shock absorber has a light misting of oil (2.7.3)

Offside Front Shock absorber has a light misting of oil (2.7.3)

How Reliable is the MG B GT?

Based on 132,623 MOT tests across 14,879 vehicles.

74.5%
Pass Rate
458
Miles/Year
60
Year Lifespan
14,879
On UK Roads

Top MOT Failure Points

Windscreen washer provides insufficient washer liquid 4,350
Suspension spring mounting prescribed area is excessively corroded 4,119
brake binding 3,855
Parking brake: efficiency below requirements 3,693
Suspension component mounting prescribed area is excessively corroded 3,413
Full MG B GT reliability report

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DUO 51L is a 1973 MG B GT in Green with a 1,798cc petrol engine. This vehicle has been through 19 MOT tests with a personal pass rate of 78.9%.

Across all 1973 MG B GT models, the average MOT pass rate is 76.4% with a typical mileage of 41,488 miles. This particular vehicle has performed better than the average for its year.

The most common reason a MG B GT fails its MOT is windscreen washer provides insufficient washer liquid, accounting for 4,350 recorded failures. If you're considering buying DUO 51L, it's worth having these areas checked by a mechanic before committing.

The MG B GT typically stays on UK roads for around 60 years. At 53 years old, this MG B GT is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of DUO 51L?

You can check the full history of DUO 51L by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was DUO 51L registered?

DUO 51L is a 1973 MG B GT, first registered on 19 July 1973.

Is DUO 51L safe to buy?

The MOT history for DUO 51L shows 19 tests with a 78.9% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does DUO 51L 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 DUO 51L. 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.