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B387 SDD

1985 Yamaha Unknown

Red Petrol 49cc
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MOT Status

Valid
Expires5 Jan 2027
Tests3 (2 pass, 1 fail)
Pass rate66.7%

Mileage

3,254 mi
Last recorded3,254 miles
Recorded on6 Jan 2026
Typical for 1985 Yamaha Unknown18,245 mi

Below or average mileage for this year

4 checks still locked for this Yamaha
Stolen
Finance
Write-off
Keepers
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Vehicle Details

RegistrationB387 SDD
MakeYamaha
ModelUnknown
Year1985
ColourRed
Fuel typePetrol
Engine49cc

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

2 pass 1 fail
Pass 6 Jan 2026 3,254 miles
Fail 29 Dec 2025 3,254 miles

Rear Wheel spoke missing (5.2.2 (d))

Pass 24 Jun 2016 3,242 miles

How Reliable is the Yamaha Unknown?

Based on 20,218 MOT tests across 8,531 vehicles.

86.8%
Pass Rate
257
Miles/Year
52
Year Lifespan
8,531
On UK Roads
Full Yamaha Unknown reliability report

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B387 SDD is a 1985 Yamaha Unknown in Red with a 49cc petrol engine. This vehicle has been through 3 MOT tests with a personal pass rate of 66.7%.

Across all 1985 Yamaha Unknown models, the average MOT pass rate is 86.4% with a typical mileage of 18,245 miles. This particular vehicle has a lower pass rate than the average for its year, which may indicate maintenance issues worth investigating.

The Yamaha Unknown typically stays on UK roads for around 52 years. At 41 years old, this Yamaha Unknown is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of B387 SDD?

You can check the full history of B387 SDD by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was B387 SDD registered?

B387 SDD is a 1985 Yamaha Unknown, first registered on 25 July 1985.

Is B387 SDD safe to buy?

The MOT history for B387 SDD shows 3 tests with a 66.7% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does B387 SDD 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 B387 SDD. 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.