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CBO 500L

1973 MG B

Red Petrol 1798cc
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MOT Status

Valid
Expires1 Sep 2026
Tests26 (20 pass, 6 fail)
Pass rate76.9%

Mileage

27,366 mi
Last recorded27,366 miles
Recorded on2 Sep 2025
Typical for 1973 MG B38,472 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

RegistrationCBO 500L
MakeMG
ModelB
Year1973
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

20 pass 6 fail
Pass 2 Sep 2025 27,366 miles

Front Anti-roll bar pin or bush worn but not resulting in excessive movement both (5.3.4 (a) (i))

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

Offside Front Steering rack gaiter damaged or deteriorated, but preventing the ingress of dirt (2.1.3 (g) (i))

Pass 18 Oct 2024 26,827 miles

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

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

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

corrosion underneath

Fail 10 Oct 2024 26,793 miles

Offside Front Headlamp aim too low (4.1.2 (a))

Windscreen washer not working (3.5 (a))

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

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

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

corrosion underneath

Pass 9 Oct 2023 26,330 miles

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

Rear Oil leak, but not excessive diff seals (8.4.1 (a) (i))

Pass 19 Oct 2022 25,972 miles

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

Oil leak, but not excessive and rear diff (8.4.1 (a) (i))

Pass 1 Sep 2021 25,442 miles

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

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

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

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

Pass 15 Jul 2020 24,974 miles

Nearside Front Track rod end ball joint has slight play (2.1.3 (b) (i))

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

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

Fail 15 Jul 2020 24,974 miles

Nearside Front Track rod end ball joint has slight play (2.1.3 (b) (i))

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

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

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

Pass 23 Apr 2019 24,648 miles

Nearside Front Track rod end ball joint has slight play (2.1.3 (b) (i))

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

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

Pass 17 Apr 2018 24,241 miles

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

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

Pass 19 Apr 2017 23,773 miles

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

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

Pass 26 Apr 2016 23,336 miles

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

Fail 20 Apr 2016 23,326 miles

Front Windscreen washer provides insufficient washer liquid (8.2.3)

Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement inner bushes (2.4.G.2)

Offside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement leaf spring upper shackle bush (2.4.B.2)

Pass 27 Apr 2015 22,401 miles
Fail 24 Apr 2015 22,386 miles

Nearside Steering rack gaiter split (2.2.D.2d)

Pass 29 Apr 2014 21,108 miles

Nearside Front Upper Suspension arm rubber bush deteriorated but not resulting in excessive movement (2.4.G.2)

Offside Front Lower Suspension arm rubber bush deteriorated but not resulting in excessive movement (2.4.G.2)

Offside Rear Upper Leaf spring has a slightly deteriorated shackle pin rubber bush not resulting in excessive movement (2.4.B.2)

slight imbalance on near side rear foot brakes

Pass 12 Apr 2013 20,737 miles
Pass 4 Apr 2012 20,025 miles
Pass 16 May 2011 19,478 miles
Pass 26 Mar 2010 19,448 miles
Pass 23 Dec 2008 19,255 miles

slight lift in o/s king pin

slight wear in n/s steering rack

Fail 23 Dec 2008 19,255 miles

Nearside Front position lamp(s) not working (1.1.A.3b)

Nearside Rear position lamp(s) excessively deteriorated so that it is not visible from a reasonable distance (1.1.A.3d)

Nearside Registration plate lamp not working (1.1.5c)

Offside Front position lamp(s) not working (1.1.A.3b)

Offside Rear position lamp(s) excessively deteriorated so that it is not visible from a reasonable distance (1.1.A.3d)

Offside Registration plate lamp not working (1.1.5c)

slight lift in o/s king pin

slight wear in n/s steering rack

Pass 15 Aug 2007 19,015 miles
Fail 15 Aug 2007 19,015 miles

Horn not working (1.6.2a)

Offside Headlamp not working on main beam (1.7.5a)

Pass 31 Aug 2006 18,207 miles
Pass 22 Aug 2005 17,073 miles

gearbox noisy on tick over †surface corrosion around rear spring hangers †n/s/f brake disc corroded

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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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.

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CBO 500L is a 1973 MG B in Red with a 1,798cc petrol engine. This vehicle has been through 26 MOT tests with a personal pass rate of 76.9%.

Across all 1973 MG B models, the average MOT pass rate is 79.2% with a typical mileage of 38,472 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 CBO 500L, 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 53 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 CBO 500L?

You can check the full history of CBO 500L by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was CBO 500L registered?

CBO 500L is a 1973 MG B, first registered on 1 January 1973.

Is CBO 500L safe to buy?

The MOT history for CBO 500L shows 26 tests with a 76.9% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does CBO 500L 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 CBO 500L. 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.