Morgan

Morgan 4/4 (1983)

161 real MOT outcomes analysed • 80.6% first-time pass rate

1983 Morgan 4/4

CarHunch analysed 161 real MOT records for the 1983 Morgan 4/4. Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
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AI Analysis Reliability Overview Common Issues Check a Specific Reg Buyer's Checklist Pass Rate by Fuel Mileage Distribution Still on the Road MOT Averages Compare Models

We have limited data for the 1983 Morgan 4/4 — treat the figures below as indicative rather than definitive.

⚠️ Around 1 in 8 of these vehicles have had a dangerous MOT failure at some point — usually tyres or brakes, and often a one-off issue rather than a persistent problem. The group stats won't tell you which one you're looking at.
First-time pass
80.6%
UK average ~80%
Around average
Dangerous (ever)
13.7%
At least once in MOT history
Check this vehicle
Avg failures / car
1.88
Over 9.1 tests on record
High
Typical mileage
43k
Middle half: 29k–55k
For context

These stats describe 161 vehicles as a group. The specific vehicle you're looking at could be the one good example or the one outlier. Run its registration to find out.

Average reliability — agree?

What tends to go wrong

Across 161 vehicles — figures show how many had each issue flagged at least once in their MOT history.

Suspension & steering 27.8%
Steering system has slight free play detected at steering wheel · Nearside Front Axle king pin has slight play in pin and/or bush · Offside Front Axle king pin has slight play in pin and/or bush · …
Harder to spot without a ramp — this is a good reason to book a pre-purchase inspection.
Other issues 25.6%
Oil leak, but not excessive
Exhaust & emissions 21.5%
Exhaust emissions carbon monoxide content excessive
Lighting 18.5%
Offside Rear fog lamp not working · Rear fog lamp not working · Rear fog lamp tell tale not working
Usually cheap to fix. Worth confirming all lights work before collecting.
Brake wear 17.4%
Brakes imbalanced across an axle · Brake pedal anti-slip provision missing · Rear Brakes imbalanced across an axle Axle 2 · …
Ask the seller when brakes were last serviced. If they don't know, factor in the cost.
Wipers & washers 14.4%
Windscreen washer provides insufficient washer liquid
Tyre wear 13.3%
Offside Rear Tyre worn close to the legal limit
Budget for a full set — on a vehicle this age, tyres are expected consumables. An inspection will confirm how much is left.

Data covers a 3-year window centred on 1983.

See this vehicle's full MOT history & AI hunches

Spot recurring advisories, hidden issues, and how it compares to 161 Morgan 4/4 cars.

UK

Before you buy a 1983 Morgan 4/4

Based on MOT data from 161 vehicles — here's what to check.

  • 📋 Check the full MOT history. 13.7% of these vehicles have had a dangerous defect recorded - recurring advisories often signal problems years before they become failures.
    Search the reg on CarHunch for the full MOT history, reliability stats and a free AI-powered analysis of that exact vehicle.
  • 🔍 Brake pipes, sills and subframes are the key areas on a vehicle this age — structural rust is hard to spot without getting underneath. A mechanic will check all of this before you commit, and give you a concrete basis to negotiate on price. Inspection ClickMechanic
  • 📄 Outstanding finance, insurance write-offs and clocking won't appear in the MOT records — a dedicated history check covers all of this. Our link gets you 20% off automatically. History carVertical Get 20% off via CarHunch

Pass Rate by Fuel Type

Fuel type Vehicles Pass rate Avg failures
Petrol (99%) 160 80.5% 1.89

Mileage Distribution

Most 1983 Morgan 4/4 vehicles sit in the blue band. If the vehicle you're looking at is outside it, it's either unusually low or high mileage for its age.

42,639
typical
29,198
low mileage
55,174
high mileage

Half of all 1983 Morgan 4/4 vehicles fall between 29,198 and 55,174 miles.

Is the mileage you're seeing normal?
Under 29,198 miles — lower than most. Could be great, or could be a vehicle that rarely moved. Check test frequency and mileage progression in the MOT history.
29,198–55,174 miles — normal for age. This is where most 1983 Morgan 4/4s sit.
Over 74,484 miles — higher than typical. Not necessarily a problem, but check service history and look out for advisory build-up on tyres and brakes.

1983 Morgan 4/4 — Still on the Road

Numbers are thinning — 33% of 1983 Morgan 4/4s are still active.

Numbers are declining — 19 vehicles still getting MOTs in 2025 (33% of peak).

58 19 2014 2025

Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2014–2025.
* The 2020 dip reflects the government's COVID-19 MOT exemption, which allowed certificates to be extended by six months — fewer tests were conducted that year.

MOT History Averages

9.1
Avg MOT tests per vehicle
1.88
Avg failures per vehicle
5.7
Avg advisories per vehicle
Other model years — Morgan 4/4: All 4/4 years → Which year to buy? →
1980 1981 1982 1984 1985 1987 1991 1992 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003

Or browse all models: Morgan →

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Compare with another model

See how the 1983 Morgan 4/4 stacks up against a rival.

Average reliability — agree?