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JGN 21T

1979 MG B GT

Yellow Petrol 1798cc
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MOT Status

Valid
Expires31 Jul 2027
Tests29 (20 pass, 9 fail)
Pass rate69%

Mileage

99,203 mi
Last recorded99,203 miles
Recorded on29 Jul 2026
Typical for 1979 MG B GT52,668 mi

Significantly above average — investigate

4 checks still locked for this MG
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Finance
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Vehicle Details

RegistrationJGN 21T
MakeMG
ModelB GT
Year1979
ColourYellow
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 9 fail
Pass 29 Jul 2026 99,203 miles

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

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

Play in steering rack inner joint(s) both sides - not excessive

Rear leaf springs corroded

Pass 1 Aug 2025 98,119 miles

Nearside Rear load compensator leaking slightly

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

Pass 9 Sep 2024 97,521 miles

Front Suspension component ball joint has slight play both sides upper and lower - possible need greasing (5.3.4 (a) (i))

Nearside Front Play in steering rack inner joint(s)

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

Rear Leaf springs corroded

Fail 9 Aug 2024 97,500 miles

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

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

Nearside Front Lower Vehicle structure or chassis has excessive corrosion, seriously affecting its strength within 30cm of a body mounting (6.2.2 (d) (i))

Offside Headlamp aim too low (4.1.2 (a))

Nearside Front Upper Suspension arm ball joint has slight play And lower (5.3.4 (a) (i))

Offside Front Upper Suspension arm ball joint has slight play And lower (5.3.4 (a) (i))

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

Rear Leaf springs corroded

Pass 15 Aug 2023 96,906 miles

Nearside Front Suspension component ball joint has slight play upper and lower knuckle joints - possible greasing required (5.3.4 (a) (i))

Offside Rear Brake pipe corroded, covered in grease or other material by battery housing box (1.1.11 (c))

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

Rear leaf springs corroded

Pass 22 Jul 2022 96,085 miles

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

Nearside Rear Outer Integral body structure is deformed but structural rigidity is not significantly reduced sill corrodded badly (6.1.1 (a) (i))

underbody corrosion

Fail 15 Jul 2022 96,071 miles

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

Offside Rear Upper Fuel hose leaking bango to pump leaking (6.1.3 (b) (i))

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

Nearside Rear Outer Integral body structure is deformed but structural rigidity is not significantly reduced sill corrodded badly (6.1.1 (a) (i))

underbody corrosion

Pass 21 Jul 2021 94,992 miles

Fluid leak, but not excessive engine and transmission (8.4.1 (a) (i))

corrosion to inner sills appearing

Pass 14 Aug 2020 94,508 miles
Pass 20 Aug 2019 94,181 miles
Fail 9 Aug 2019 94,088 miles

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

Offside Rear Suspension spring mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i))

Offside Windscreen wiper does not clear the windscreen effectively (3.4 (b) (ii))

Parking brake efficiency is low.

Pass 13 Aug 2018 93,711 miles
Fail 19 Jul 2018 93,696 miles

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

Nearside Rear Body modification likely to adversely affect braking or steering Inner and outer sill panel (6.2.1 (d) (ii)) DANGEROUS

Nearside Rear Floor in such a condition it is likely to cause loss of control of the vehicle Spring mounting corroded and coming away from floor (6.2.4 (a) (ii)) DANGEROUS

Pass 4 Aug 2016 92,521 miles

Nearside Front coil spring corroded (2.4.C.1b)

Offside Front coil spring corroded (2.4.C.1b)

slight corrosion nearside rear inner sill

Pass 1 Aug 2015 92,054 miles

corrosion hole in o/s outer sill

Pass 6 Aug 2014 91,550 miles
Pass 14 Aug 2013 91,118 miles

corrosion on both sides by jacking point

Pass 14 Aug 2012 90,725 miles

corrosion forming on inner and outer sill panels

Fail 6 Aug 2012 90,688 miles

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

corrosion forming on inner and outer sill panels

Pass 3 Aug 2011 88,046 miles

Offside Front Shock absorber has a slightly reduced damping effect (2.7.5)

Offside Rear Brake pipe slightly corroded (3.6.B.2c)

heavy corrosion forming on front floor pans and inner sill panels both sides.holed but not near any mounts or brake steering conponants

Pass 4 Aug 2010 84,684 miles

centre chassis/sills around both jacking points corroded and weakend.

near side floor pan/chassis badly corroded outside of prescribed area.

near side front shock absorber leaking to limit.

near side inner track rod joint worn to the limit.

off side front floor chassis and inner wheel arch excessivly corroded outside of a prescribed area.

small amount of play in near side rear shock absorber pivot.

Fail 2 Aug 2010 84,677 miles

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

Exhaust emissions hydrocarbon content excessive (7.3.B.1b)

Headlamp insecure (1.7.3)

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

Nearside Windscreen wiper does not clear the windscreen effectively (8.2.2)

Offside Headlamp aim too low (1.8)

Seat belt damaged sufficient to significantly weakened the webbing (5.2.2a)

Suspension component mounting prescribed area is excessively corroded (2.4.A.3)

Suspension component mounting prescribed area is excessively corroded (2.4.A.3)

Suspension component mounting prescribed area is excessively corroded (2.4.A.3)

centre chassis/sills around both jacking points corroded and weakend.

near side floor pan/chassis badly corroded outside of prescribed area.

near side front shock absorber leaking to limit.

near side inner track rod joint worn to the limit.

off side front floor chassis and inner wheel arch excessivly corroded outside of a prescribed area.

small amount of play in near side rear shock absorber pivot.

Pass 25 Aug 2009 81,198 miles

Battery insecure

Exhaust has a minor leak of exhaust gases (7.1.2)

Nearside Front coil spring corroded (2.4.C.1b)

Nearside Rear Leaf spring deteriorated but not seriously weakened (2.4.B.1a)

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

Offside Front coil spring corroded (2.4.C.1b)

Offside Rear Leaf spring deteriorated but not seriously weakened (2.4.B.1a)

Rear Exhaust has part of the system slightly deteriorated (7.1.1a)

Windscreen has damage to an area less than a 10mm circle within zone 'A' (8.3.1a)

engine oil leak

rear differential leak

underside of body corroded

Fail 17 Aug 2009 81,184 miles

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

Offside Front Seat belt anchorage prescribed area is excessively corroded (5.2.6)

Offside Rear Suspension component mounting prescribed area is excessively corroded (2.4.A.3)

Battery insecure

Exhaust has a minor leak of exhaust gases (7.1.2)

Nearside Front coil spring corroded (2.4.C.1b)

Nearside Rear Leaf spring deteriorated but not seriously weakened (2.4.B.1a)

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

Offside Front coil spring corroded (2.4.C.1b)

Offside Rear Leaf spring deteriorated but not seriously weakened (2.4.B.1a)

Rear Exhaust has part of the system slightly deteriorated (7.1.1a)

Windscreen has damage to an area less than a 10mm circle within zone 'A' (8.3.1a)

engine oil leak

rear differential leak

underside of body corroded

Pass 3 Sep 2008 76,803 miles

floor pans / inners sills corroded in various places

Fail 2 Sep 2008 76,795 miles

Nearside Front Headlamp aim too low (1.8)

Nearside Front Lower Seat belt anchorage prescribed area is excessively corroded (5.2.6)

Nearside Vehicle structure has excessive corrosion which adversely affects braking or steering (6.1.A.1)

Fuel system component leaking (7.2.3) DANGEROUS

Corrosion to verious parts of chassis / floor pans areas.

Pass 8 Sep 2007 72,432 miles
Fail 28 Aug 2007 72,422 miles

Fuel system component leaking (7.2.3)

Nearside Front Suspension arm has excessive play in a pin/bearing (2.4.G.2)

Nearside Headlamp aim too low (1.8)

Offside Rear Brake pipe inadequately clipped (3.6.B.1)

Offside Seat belt anchorage prescribed area is excessively corroded (5.2.6)

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

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

Offside front and nearside front floor panel to sills holed by corrosion.

Offside rear tyre tread depth low.

Slight weep from offside rear damper.

Pass 25 Aug 2006 68,854 miles

Exhaust emissions near limit.

Moderate lift in offside king pin.

Offside front brake hose perishing.

Slight blow from exhaust front pipe.

Slight lift in nearside king pin.

Various areas of underside corroding and starting to get weak.

How Reliable is the MG B GT?

Based on 132,623 MOT tests across 14,879 vehicles.

74.5%
Pass Rate
458
Miles/Year
60
Year Lifespan
14,879
On UK Roads

Top MOT Failure Points

Windscreen washer provides insufficient washer liquid 4,350
Suspension spring mounting prescribed area is excessively corroded 4,119
brake binding 3,855
Parking brake: efficiency below requirements 3,693
Suspension component mounting prescribed area is excessively corroded 3,413
Full MG B GT 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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JGN 21T is a 1979 MG B GT in Yellow with a 1,798cc petrol engine. This vehicle has been through 29 MOT tests with a personal pass rate of 69%.

Across all 1979 MG B GT models, the average MOT pass rate is 70.9% with a typical mileage of 52,668 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 GT fails its MOT is windscreen washer provides insufficient washer liquid, accounting for 4,350 recorded failures. If you're considering buying JGN 21T, it's worth having these areas checked by a mechanic before committing.

The MG B GT typically stays on UK roads for around 60 years. At 47 years old, this MG B GT is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of JGN 21T?

You can check the full history of JGN 21T by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was JGN 21T registered?

JGN 21T is a 1979 MG B GT, first registered on 20 April 1979.

Is JGN 21T safe to buy?

The MOT history for JGN 21T shows 29 tests with a 69% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does JGN 21T 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 JGN 21T. 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.