Should I check the MOT history before buying a 1982 Honda Cb400nb?

Yes. Look for recurring advisories — slow-building issues like corrosion or brake wear patterns show up years before they become failures. A full MOT history analysis will highlight patterns that a single test result won't reveal.

What corrosion should I look for when inspecting a 1982 Honda Cb400nb?

Check brake pipes, sills, subframes, and chassis legs. Surface rust is normal at this age; structural rust is a serious problem that is expensive to fix and can fail an MOT.

How are tyres and brakes typically on a 1982 Honda Cb400nb?

Tyres and brakes are the most common advisory items on vehicles of this age. Budget for replacement if they are near the limit, and factor this into your offer price.

Do I need an HPI check when buying a 1982 Honda Cb400nb?

Yes. The MOT history will not show outstanding finance, insurance write-offs, or stolen status. An HPI check covers these areas and should be part of any used car purchase.

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Honda Cb400nb (1982)

108 real MOT outcomes analysed • 2.7% first-time pass rate

1982 Honda Cb400nb

CarHunch analysed 108 real MOT records for the 1982 Honda Cb400nb. This breakdown of actual test outcomes — pass rates, defect profiles, mileage data — isn't published anywhere else.

Below average reliability 77.3% below UK average

2.7%

pass MOT first time

UK average: ~80%

29,304

typical mileage

29,304–30,011 middle half

0.9%

ever had a dangerous defect

recorded at any MOT

0.06

avg MOT failures per car

over 1.3 tests on record

What to check before buying a 1982 Honda Cb400nb

Practical pre-purchase checks for this age and model.

📋 Check the full MOT history. Look for recurring advisories — slow-building issues like corrosion or brake wear patterns show up years before they become failures. Enter the reg below for a full AI analysis.
🔍 Inspect for corrosion in person. Brake pipes, sills, subframes, and chassis legs. Surface rust is normal at this age; structural rust is a serious problem that's expensive to fix and can fail an MOT.
🛞 Check tyres and brakes. The most common advisory items at this age. Budget for replacement if they're near the limit — factor this into your offer price.
📄 Run an HPI check. The MOT history won't show outstanding finance, insurance write-offs, or stolen status — an HPI check will.

Before you buy a Honda Cb400nb

MOT history is one piece of the puzzle. These checks can reveal what CarHunch can't.

Inspection

Have a qualified mechanic check this car before you commit to buying →

CarHunch may earn a small commission if you buy via these links — at no extra cost to you.

Pass Rate by Fuel Type

Fuel type	Vehicles	Pass rate	Avg failures
Petrol (99%)	107	1.8%	0.06
Diesel (1%)	1	100%	0

Mileage Distribution

Most 1982 Honda Cb400nb vehicles sit in the blue band. If the car you're looking at is outside it, it's either unusually low or high mileage for its age.

29,304

low mileage

29,304

typical

30,011

high mileage

Half of all 1982 Honda Cb400nb vehicles fall between 29,304 and 30,011 miles.

MOT History Averages

1.3

Avg MOT tests per vehicle

0.06

Avg failures per vehicle

0.2

Avg advisories per vehicle

Most Common MOT Issues — 1982 Honda Cb400nb

Based on actual MOT test records for this model. Percentage shows how often each item appears across all vehicles in this cohort.

75%

Steering headbearing has slight free play
50%

Front shock absorber has light misting of stanchion
50%

Front suspension has a slightly reduced damping effect
50%

Front Front shock absorber has light misting of stanchion
25%

Rear Brake lining(s) close to minimum limit
25%

Offside Drive chain slightly loose
25%

Front Steering movement slightly stiff
25%

rear tyre cracked and aged

Data covers a 3-year window centred on 1982. Counts include advisories and failures.

Found a specific Honda Cb400nb?

Enter the reg to see its individual MOT history, AI Hunches, and how it compares to this cohort.

Other model years — Honda Cb400nb:

1983