CarVerify

Free Car Check

STN 91M

1974 MG B

Blue Petrol 1798cc
Search another vehicle

MOT Status

Valid
Expires18 Feb 2027
Tests21 (12 pass, 9 fail)
Pass rate57.1%

Mileage

35,410 mi
Last recorded35,410 miles
Recorded on19 Feb 2026
Typical for 1974 MG B41,928 mi

Below or average mileage for this year

4 checks still locked for this MG
Stolen
Finance
Write-off
Keepers
Unlock full report — £4.99
Instant £30k guarantee
or single check £9.99

Not all car check providers offer a guarantee. Don't risk buying from services that can't back their data. CarVerify reports include a £30,000 finance data guarantee.

Vehicle Details

RegistrationSTN 91M
MakeMG
ModelB
Year1974
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

12 pass 9 fail
Pass 19 Feb 2026 35,410 miles

Offside Rear Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))

Fail 13 Feb 2026 35,409 miles

Nearside Front Direction indicator not working (4.4.1 (a) (ii))

Nearside Rear Brakes imbalanced across an axle (1.2.1 (b) (i))

Offside Rear Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))

Pass 13 Oct 2025 35,408 miles
Pass 14 Jun 2022 34,654 miles
Pass 26 Aug 2019 33,943 miles

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

Fail 12 Aug 2019 33,877 miles

Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i))

Rear Brakes imbalanced across an axle (1.2.1 (b) (i))

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

Pass 22 Aug 2018 33,518 miles

Offside Track rod end ball joint dust cover damaged or deteriorated, but preventing the ingress of dirt (2.1.3 (g) (i))

Fail 21 Aug 2018 33,518 miles

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

Offside Track rod end ball joint dust cover damaged or deteriorated, but preventing the ingress of dirt (2.1.3 (g) (i))

Pass 24 Aug 2017 32,623 miles
Fail 23 Aug 2017 32,623 miles

Rear Brakes imbalanced across an axle Axle 2 (3.7.B.5b)

Pass 30 Jul 2016 30,765 miles

number plates black and silver

Fail 29 Jul 2016 30,765 miles

Rear Fuel pipe leaking (7.2.3)

Nearside Registration plate lamp not working (1.1.C.1d)

Nearside Windscreen washer provides insufficient washer liquid (8.2.3)

Offside Front Direction indicator not working (1.4.A.2c)

Offside Rear Direction indicator not working (1.4.A.2c)

Offside Registration plate lamp not working (1.1.C.1d)

number plates black and silver

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

Pass 21 Aug 2015 29,332 miles

Steering column top bearing slightly worn (2.1.2c)

Fail 21 Aug 2015 29,332 miles

Steering column universal joint has excessive play (2.1.5)

Steering wheel retaining device insecure (2.1.6)

Steering column top bearing slightly worn (2.1.2c)

Pass 25 Apr 2014 28,331 miles

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

Pass 10 May 2013 26,411 miles

Steering system has slight free play detected at steering wheel (2.2.A.1b)

Fail 10 May 2013 26,411 miles

Fuel system component leaking (7.2.3)

Nearside Headlamp not working on dipped beam (1.7.5a)

Nearside Windscreen washer provides insufficient washer liquid (8.2.3)

Nearside Windscreen wiper blade missing (8.2.2)

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

Steering system has excessive free play detected at the steering wheel (steering rack fitted) (2.2.A.1b)

Fail 18 May 2012 24,353 miles

Front registration plate font not substantially similar to the prescribed font (6.3.4d)

Rear registration plate font not substantially similar to the prescribed font (6.3.4d)

Pass 18 May 2012 24,353 miles
Pass 12 Oct 2011 24,271 miles
Fail 7 Oct 2011 24,266 miles

Direction indicators not working (1.4.A.2c)

Nearside Headlamp not working on dipped beam (1.7.5a)

Some play in king pins ,both sides.

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

Don't risk it. Know before you buy.

Not all vehicle check providers are the same. Some don't offer a data guarantee, which means if their information is wrong, you're on your own. Every CarVerify report is backed by a £30,000 finance data guarantee.

£30k guarantee Instant results Cancel anytime

STN 91M is a 1974 MG B in Blue with a 1,798cc petrol engine. This vehicle has been through 21 MOT tests with a personal pass rate of 57.1%.

Across all 1974 MG B models, the average MOT pass rate is 78.8% with a typical mileage of 41,928 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 MG B fails its MOT is windscreen washer provides insufficient washer liquid, accounting for 5,224 recorded failures. If you're considering buying STN 91M, 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 52 years old, this MG B is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of STN 91M?

You can check the full history of STN 91M by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was STN 91M registered?

STN 91M is a 1974 MG B, first registered on 1 February 1974.

Is STN 91M safe to buy?

The MOT history for STN 91M shows 21 tests with a 57.1% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does STN 91M 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 STN 91M. 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.