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SOE 421M

1974 MG B

Red Petrol 1798cc
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MOT Status

Valid
Expires2 Mar 2027
Tests20 (16 pass, 4 fail)
Pass rate80%

Mileage

73,800 mi
Last recorded73,800 miles
Recorded on3 Mar 2026
Typical for 1974 MG B41,928 mi

Significantly above average — investigate

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

RegistrationSOE 421M
MakeMG
ModelB
Year1974
ColourRed
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

16 pass 4 fail
Pass 3 Mar 2026 73,800 miles
Pass 5 Feb 2025 73,744 miles
Pass 10 Aug 2023 73,713 miles

Offside Front Seat belt webbing slightly damaged or frayed (7.1.2 (b) (ii))

Pass 21 Apr 2022 73,674 miles

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

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

Fail 21 Apr 2022 73,674 miles

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

Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i))

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

Fail 12 Jan 2022 73,674 miles

Horn not working (7.7 (a))

Offside Front Position lamp not working (4.2.1 (a) (ii))

Nearside Front Seat belt likely to become detached in the event of a collision (7.1.1 (a) (ii)) DANGEROUS

Offside Front Seat belt likely to become detached in the event of a collision (7.1.1 (a) (ii)) DANGEROUS

Brake pipe corroded, covered in grease or other material front to rear (1.1.11 (c))

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

slight oil leak from engine

Pass 26 Apr 2019 73,575 miles
Fail 26 Apr 2019 73,572 miles

Fuel system component leaking excessively or a risk of fire carburettors leaking (6.1.3 (b) (ii)) DANGEROUS

Pass 22 Mar 2018 73,566 miles
Pass 23 Mar 2017 73,446 miles
Pass 15 Mar 2016 73,337 miles

fuel pipes corroded

Pass 26 Feb 2015 72,853 miles

Nearside Rear coil spring worn (2.4.C.1b)

Offside Rear coil spring worn (2.4.C.1b)

Fail 26 Feb 2015 72,853 miles

Nearside Front Brake pipe excessively corroded (3.6.B.2c)

Nearside Rear coil spring worn (2.4.C.1b)

Offside Rear coil spring worn (2.4.C.1b)

Pass 24 Mar 2014 72,447 miles
Pass 21 Sep 2010 72,380 miles
Pass 24 Sep 2009 71,877 miles
Pass 24 Sep 2008 70,542 miles
Pass 27 Sep 2007 69,431 miles
Pass 20 Sep 2006 67,930 miles
Pass 27 Sep 2005 66,601 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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SOE 421M is a 1974 MG B in Red with a 1,798cc petrol engine. This vehicle has been through 20 MOT tests with a personal pass rate of 80%.

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 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 SOE 421M, 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 SOE 421M?

You can check the full history of SOE 421M by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was SOE 421M registered?

SOE 421M is a 1974 MG B, first registered on 7 June 1974.

Is SOE 421M safe to buy?

The MOT history for SOE 421M shows 20 tests with a 80% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does SOE 421M 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 SOE 421M. 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.