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B903 NSX

1985 Mercedes-benz Sl

Gold Petrol 3849cc
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MOT Status

Expired
Expires3 Aug 2026
Tests29 (20 pass, 9 fail)
Pass rate69%

Mileage

72,595 mi
Last recorded72,595 miles
Recorded on4 Aug 2025
Typical for 1985 Mercedes-benz Sl92,344 mi

Below or average mileage for this year

4 checks still locked for this Mercedes-benz
Stolen
Finance
Write-off
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Vehicle Details

RegistrationB903 NSX
MakeMercedes-benz
ModelSl
Year1985
ColourGold
Fuel typePetrol
Engine3,849cc

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 4 Aug 2025 72,595 miles

Drag link end ball joint has slight play (2.1.3 (b) (i))

Fail 29 Jul 2025 72,583 miles

Brake performance unable to be tested (1.2.1 (g))

Offside Rear Service brake excessively binding (1.2.1 (f))

Drag link end ball joint has slight play (2.1.3 (b) (i))

Pass 22 Jul 2024 72,428 miles

Suspension arm corroded but not seriously weakened all (5.3.3 (b) (i))

Fail 16 Jul 2024 72,427 miles

Brake performance unable to be tested abs pump insecure (1.2.1 (g))

Nearside Front Floor excessively deteriorated (6.2.4 (a) (i))

Front Coolant leak

Suspension arm corroded but not seriously weakened all (5.3.3 (b) (i))

Pass 10 Jul 2023 72,075 miles

Vehicle structure is corroded but structural rigidity is not significantly reduced (6.1.1 (c) (i))

Fail 5 Jul 2023 72,075 miles

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

Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii))

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

Offside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength antirollbar mount (5.3.6 (a) (i))

Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength inner wing at at suspension arm mount (5.3.6 (a) (i))

Nearside Front Suspension component mounting repair covered in underseal inner wing anti rollbar mount (5.3.6 (a) (i))

Nearside Front Vehicle structure is corroded but structural rigidity is not significantly reduced upper and lower inner wing (6.1.1 (c) (i))

Offside Front Suspension component mounting repair covered in underseal inner wing anti rollbar mount (5.3.6 (a) (i))

Pass 3 Aug 2022 71,797 miles
Fail 29 Jun 2022 71,797 miles

Offside Front Integral body structure corroded to the extent that the rigidity of the assembly is significantly reduced chassis leg (6.1.1 (c) (i))

Nearside Front Cab or chassis has excessive corrosion to the extent that overall security or stability of the cab is impaired under battery tray (6.2.2 (d) (ii)) DANGEROUS

Pass 22 Jun 2021 71,274 miles
Pass 6 Jul 2020 70,638 miles
Pass 13 Jun 2019 70,197 miles
Pass 25 Jun 2018 69,968 miles
Pass 13 Jul 2017 69,633 miles
Pass 8 Jul 2016 69,290 miles
Fail 7 Jul 2016 69,286 miles

Offside Front Mechanical brake component has restricted free movement (3.5.1k)

Pass 2 Jul 2015 68,934 miles
Pass 9 Jul 2014 68,523 miles
Fail 8 Jul 2014 68,523 miles

Nearside Rear An item not tested (Manual)

Nearside rear brake binding (3.7.B.1)

Pass 2 Jul 2013 67,973 miles
Fail 1 Jul 2013 67,973 miles

Offside Windscreen washer provides insufficient washer liquid (8.2.3)

Rear Exhaust system not adequately supported (7.1.1)

Pass 6 Jul 2012 66,800 miles
Fail 26 Jun 2012 66,799 miles

Exhaust engine idle speed too high (7.3.A.2a)

Nearside Headlamp aim too low and too far to the right. (1.8)

Offside Headlamp aim too low (1.8)

Pass 28 Jun 2011 66,201 miles
Pass 1 Jul 2010 65,362 miles
Fail 29 Jun 2010 65,362 miles

Offside Front Brake hose bulging under pressure (3.6.B.3)

Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings (6.1.B.2)

Offside Headlamp aim too low (1.8)

Pass 14 Jul 2009 64,465 miles
Pass 23 Jun 2008 63,315 miles
Pass 7 Jun 2007 62,459 miles

Nearside Front Tyre worn close to the legal limit (4.1.E.1)

Pass 13 Jun 2006 61,181 miles

How Reliable is the Mercedes-benz Sl?

Based on 528,820 MOT tests across 35,553 vehicles.

83.4%
Pass Rate
2,023
Miles/Year
43
Year Lifespan
35,553
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 8,801
Tyre has ply or cords exposed 3,812
Brake pipe excessively corroded 3,463
Tyre has a cut in excess of the requirements deep enough to reach the ply or cords 3,077
Windscreen wiper does not clear the windscreen effectively 2,767
Full Mercedes-benz Sl reliability report

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B903 NSX is a 1985 Mercedes-benz Sl in Gold with a 3,849cc petrol engine. This vehicle has been through 29 MOT tests with a personal pass rate of 69%.

Across all 1985 Mercedes-benz Sl models, the average MOT pass rate is 77.5% with a typical mileage of 92,344 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 Mercedes-benz Sl fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 8,801 recorded failures. If you're considering buying B903 NSX, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz Sl typically stays on UK roads for around 43 years. At 41 years old, this Mercedes-benz Sl is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of B903 NSX?

You can check the full history of B903 NSX by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was B903 NSX registered?

B903 NSX is a 1985 Mercedes-benz Sl, first registered on 31 December 1985.

Is B903 NSX safe to buy?

The MOT history for B903 NSX 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 B903 NSX 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 B903 NSX. 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.