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WBY 388S

1978 MG B

Black Petrol 1798cc
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MOT Status

Valid
Expires2 Aug 2027
Tests24 (20 pass, 4 fail)
Pass rate83.3%

Mileage

2,619 mi
Last recorded2,619 miles
Recorded on3 Aug 2026
Typical for 1978 MG B49,048 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

RegistrationWBY 388S
MakeMG
ModelB
Year1978
ColourBlack
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 4 fail
Pass 3 Aug 2026 2,619 miles

Steering column universal joint has slight wear or play (2.2.2 (c))

Pass 29 Jul 2025 1,809 miles

Both rear axle straps deteriorated.

Oil leak, but not excessive Over-drive. (8.4.1 (a) (i))

Rear Prop shaft joint worn, but not excessively (6.1.7 (c) (i))

Fail 11 Jul 2025 1,760 miles

Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b))

Nearside Headlamp aim too high (4.1.2 (a))

Offside Headlamp aim too high (4.1.2 (a))

Both rear axle straps deteriorated.

Oil leak, but not excessive Over drive. (8.4.1 (a) (i))

Pass 24 Jul 2024 698 miles

Nearside passenger front seat not fitted

Fail 20 Jun 2024 683 miles

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

Nearside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii))

Rear Brakes imbalanced across an axle Axle 2 (1.2.1 (b) (i))

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

Pass 10 May 2023 99,491 miles
Pass 10 May 2022 98,823 miles
Pass 10 May 2021 98,244 miles
Pass 15 May 2020 97,553 miles
Pass 27 Jun 2019 96,888 miles
Pass 14 Jun 2018 95,442 miles
Fail 1 Jun 2018 95,382 miles

Offside Rear Parking brake inoperative on one side (1.4.1 (a))

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

Service brake efficiency below requirements (1.2.2 (a) (i))

Pass 9 May 2017 94,135 miles
Pass 13 May 2016 91,461 miles
Pass 29 May 2015 89,519 miles

o/s rear hand brake reading low

rear brake sticky

Pass 30 May 2014 87,466 miles
Pass 28 May 2013 85,074 miles

Parking brake: parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7)

Pass 11 May 2012 83,582 miles
Pass 18 Apr 2011 82,584 miles
Pass 24 Apr 2010 80,818 miles
Pass 30 Apr 2009 78,696 miles
Pass 26 Apr 2008 77,908 miles
Pass 27 Apr 2007 76,734 miles
Fail 26 Apr 2007 76,734 miles

Nearside Front Brake hose excessively deteriorated (3.6.B.4d)

Offside Front Brake hose excessively deteriorated (3.6.B.4d)

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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WBY 388S is a 1978 MG B in Black with a 1,798cc petrol engine. This vehicle has been through 24 MOT tests with a personal pass rate of 83.3%.

Across all 1978 MG B models, the average MOT pass rate is 74.8% with a typical mileage of 49,048 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 WBY 388S, 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 48 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 WBY 388S?

You can check the full history of WBY 388S by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was WBY 388S registered?

WBY 388S is a 1978 MG B, first registered on 1 January 1978.

Is WBY 388S safe to buy?

The MOT history for WBY 388S shows 24 tests with a 83.3% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does WBY 388S 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 WBY 388S. 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.