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RLX 321R

1977 MG B

Green Petrol 1798cc
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MOT Status

Expired
Expires11 Aug 2026
Tests27 (20 pass, 7 fail)
Pass rate74.1%

Mileage

25,974 mi
Last recorded25,974 miles
Recorded on12 Aug 2025
Typical for 1977 MG B40,549 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

RegistrationRLX 321R
MakeMG
ModelB
Year1977
ColourGreen
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

20 pass 7 fail
Pass 12 Aug 2025 25,974 miles
Pass 28 Jun 2024 25,547 miles
Pass 20 Feb 2023 25,172 miles
Pass 7 Feb 2022 24,982 miles
Fail 7 Feb 2022 24,982 miles

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

Pass 15 Jan 2021 24,704 miles
Pass 14 Jan 2020 24,588 miles
Pass 11 Jan 2019 24,467 miles
Pass 15 Jan 2018 24,270 miles
Pass 13 Jan 2017 23,401 miles
Pass 14 Jan 2016 22,715 miles
Pass 28 Jan 2015 22,450 miles
Pass 14 Jan 2014 21,331 miles
Fail 15 Oct 2013 21,326 miles

Nearside Rear Suspension spring mounting prescribed area is excessively corroded (2.4.A.3)

Nearside rear brake binding (3.7.B.1)

BOTH FRONT BRAKES DRAGING SLIGHTLY

Front Axle king pin has slight play in pin and/or bush (2.5.A.3a)

Nearside Rear Suspension component mounting prescribed area is corroded but not considered excessive (2.4.A.3)

Offside Front Lower Seat belt anchorage prescribed area is corroded but not considered excessive (5.2.6)

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

Offside Rear Suspension spring mounting prescribed area is corroded but not considered excessive (2.4.A.3)

Offside Rear Suspension spring mounting prescribed area is corroded but not considered excessive (2.4.A.3)

Pass 22 Oct 2012 20,850 miles

Drag link end ball joint has slight play (2.2.B.1f)

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

Oil leak

Fail 17 Oct 2012 20,850 miles

Exhaust emissions carbon monoxide content excessive (7.3.B.1a)

Nearside Direction indicator flashing less than 60 times a minute (1.4.A.2g)

Offside Rear wheel bearing has excessive play (2.6.2)

Drag link end ball joint has slight play (2.2.B.1f)

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

Oil leak

n/s front brake drags slightly

Pass 31 Oct 2011 20,045 miles
Fail 31 Oct 2011 20,045 miles

Nearside Rear rear brake binding (3.7.B.1)

Parking brake lever has little reserve travel (3.1.6b)

Pass 11 Nov 2010 18,382 miles
Pass 24 Nov 2009 16,414 miles

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

Fail 19 Nov 2009 16,406 miles

Nearside Front rear brake binding (3.7.B.1)

Offside Rear rear brake binding (3.7.B.1)

Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.5b)

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

Pass 28 Nov 2008 15,127 miles

slight lift in nearside front king pin

slight play in offside rear wheel bearing

Fail 21 Nov 2008 15,127 miles

Nearside Front Subframe mounting prescribed area is excessively corroded (2.4.A.3)

Offside Front Subframe mounting prescribed area is excessively corroded (2.4.A.3)

slight lift in nearside front king pin

slight play in offside rear wheel bearing

Pass 8 Jan 2008 14,073 miles
Fail 3 Jan 2008 14,073 miles

Nearside Rear Braking system leaking (3.6.A.1)

Nearside Rear rear brake recording little or no effort (3.7.B.5a)

Nearside Rear rear parking brake recording little or no effort (3.7.B.6a)

Offside Rear Braking system leaking (3.6.A.1)

Offside Rear rear brake recording little or no effort (3.7.B.5a)

Offside Rear rear parking brake recording little or no effort (3.7.B.6a)

Parking brake: efficiency below requirements (3.7.B.7)

Pass 29 Dec 2006 12,211 miles

Nearside Rear Leaf spring shackle bracket corroded but not seriously weakened (2.4.B.6d)

Offside Rear Rear wheel bearing has slight play (2.6.2)

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

Pass 10 Dec 2005 9,568 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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RLX 321R is a 1977 MG B in Green with a 1,798cc petrol engine. This vehicle has been through 27 MOT tests with a personal pass rate of 74.1%.

Across all 1977 MG B models, the average MOT pass rate is 73.1% with a typical mileage of 40,549 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 RLX 321R, 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 49 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 RLX 321R?

You can check the full history of RLX 321R by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was RLX 321R registered?

RLX 321R is a 1977 MG B, first registered on 20 January 1977.

Is RLX 321R safe to buy?

The MOT history for RLX 321R shows 27 tests with a 74.1% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does RLX 321R 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 RLX 321R. 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.