CarVerify

Free Car Check

B121 VFJ

1984 Yamaha Unknown

White Petrol 123cc
Search another vehicle

MOT Status

Valid
Expires15 Dec 2026
Tests1 (1 pass, 0 fail)
Pass rate100%

Mileage

8,313 mi
Last recorded8,313 miles
Recorded on16 Dec 2025
Typical for 1984 Yamaha Unknown14,448 mi

Below or average mileage for this year

4 checks still locked for this Yamaha
Stolen
Finance
Write-off
Keepers
Unlock full report — £4.99
Instant £30k guarantee
or single check £9.99

Not all car check providers offer a guarantee. Don't risk buying from services that can't back their data. CarVerify reports include a £30,000 finance data guarantee.

Vehicle Details

RegistrationB121 VFJ
MakeYamaha
ModelUnknown
Year1984
ColourWhite
Fuel typePetrol
Engine123cc

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

1 pass
Pass 16 Dec 2025 8,313 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

Don't risk it. Know before you buy.

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.

£30k guarantee Instant results Cancel anytime

B121 VFJ is a 1984 Yamaha Unknown in White with a 123cc petrol engine. This vehicle has been through 1 MOT test with a personal pass rate of 100%.

Across all 1984 Yamaha Unknown models, the average MOT pass rate is 86.7% with a typical mileage of 14,448 miles. This particular vehicle has performed better than the average for its year.

The Yamaha Unknown typically stays on UK roads for around 52 years. At 42 years old, this Yamaha Unknown is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of B121 VFJ?

You can check the full history of B121 VFJ by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was B121 VFJ registered?

B121 VFJ is a 1984 Yamaha Unknown, first registered on 12 October 1984.

Is B121 VFJ safe to buy?

The MOT history for B121 VFJ shows 1 test with a 100% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does B121 VFJ 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 B121 VFJ. 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.