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XOK 521T

1978 MG Mgb GT

Black Petrol 1798cc
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MOT Status

Valid
Expires2 Aug 2026
Tests19 (17 pass, 2 fail)
Pass rate89.5%

Mileage

66,273 mi
Last recorded66,273 miles
Recorded on22 Jul 2025
Typical for 1978 MG Mgb GT68,395 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

RegistrationXOK 521T
MakeMG
ModelMgb GT
Year1978
ColourBlack
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

17 pass 2 fail
Pass 22 Jul 2025 66,273 miles

Nearside Rear Shock absorbers has light misting of oil (5.3.2 (b))

Pass 3 Aug 2024 66,173 miles
Pass 3 Aug 2023 66,018 miles
Pass 26 Jul 2022 89,623 miles
Pass 20 May 2019 89,206 miles
Pass 15 May 2018 88,945 miles
Pass 9 May 2017 88,600 miles
Pass 12 May 2016 88,348 miles
Pass 11 May 2015 87,823 miles
Pass 12 May 2014 86,841 miles

Offside Front Track rod end ball joint has slight play (2.2.B.1f)

Fail 12 May 2014 86,841 miles

Hazard warning tell tale not working correctly (1.4.B.1e)

Offside Front Track rod end ball joint has slight play (2.2.B.1f)

Pass 5 Jun 2013 86,595 miles
Pass 14 May 2012 86,510 miles
Pass 2 Jun 2011 86,376 miles

Fluid leak from nearside rear axle

Oil leak

Fail 1 Jun 2011 86,375 miles

Brake pedal anti-slip provision missing (3.3.A.1b)

Hazard warning lamps not flashing in phase, with ignition off (1.4.B.1f)

Hazard warning lamps not flashing in phase, with ignition on (1.4.B.1f)

Fluid leak from nearside rear axle

Oil leak

Pass 27 May 2010 84,788 miles
Pass 8 Jun 2009 83,615 miles
Pass 5 Jun 2008 82,129 miles
Pass 6 Jun 2007 79,568 miles

How Reliable is the MG Mgb GT?

Based on 3,633 MOT tests across 342 vehicles.

74.8%
Pass Rate
484
Miles/Year
60
Year Lifespan
342
On UK Roads

Top MOT Failure Points

Parking brake: efficiency below requirements 113
Windscreen washer provides insufficient washer liquid 108
brake binding 88
Suspension spring mounting prescribed area is excessively corroded 70
Stop lamp not working 69
Full MG Mgb GT reliability report

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XOK 521T is a 1978 MG Mgb GT in Black with a 1,798cc petrol engine. This vehicle has been through 19 MOT tests with a personal pass rate of 89.5%.

Across all 1978 MG Mgb GT models, the average MOT pass rate is 69.8% with a typical mileage of 68,395 miles. This particular vehicle has performed better than the average for its year.

The most common reason a MG Mgb GT fails its MOT is parking brake: efficiency below requirements, accounting for 113 recorded failures. If you're considering buying XOK 521T, it's worth having these areas checked by a mechanic before committing.

The MG Mgb GT typically stays on UK roads for around 60 years. At 48 years old, this MG Mgb GT is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of XOK 521T?

You can check the full history of XOK 521T by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was XOK 521T registered?

XOK 521T is a 1978 MG Mgb GT, first registered on 20 December 1978.

Is XOK 521T safe to buy?

The MOT history for XOK 521T shows 19 tests with a 89.5% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does XOK 521T 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 XOK 521T. 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.