Morgan Plus 8

Reliability, estimated running costs, and MOT data across 14 model years from 964 MOT tests in 2024.

Avg Pass Rate

91%

Total Tests

964

Highest Pass Rate

1997 (93%)

Years Covered

About the Morgan Plus 8

The Morgan Plus 8 was MOT tested 964 times in 2024 (DVSA data, retests included) across 14 model years (1990 to 2004), with an average pass rate of 91%. That's comfortably above the average of 82% across all models in our data. Our records list petrol versions.

Best and Worst Years

Of the years with at least 100 tests, the 1997 model has the highest pass rate at 93% from 145 tests. The 1996 model has the lowest at 82%. The 11 point gap means pass rates vary somewhat between years, but no year is dramatically different. Newer cars usually pass more often simply because they are younger.

Reliability Trend

Newer Morgan Plus 8s pass their MOT more often than older ones, by 10 percentage points on average, which is mostly down to age and wear.

Mileage Across Years

The oldest model in our data (1990) averages 41,217 miles, while the newest (2004) averages 27,166 miles.

Estimated Running Costs

Fuel (Petrol, 3946cc)

£1,958

Road Tax

£790

MOT Test

£55

Predicted Repairs

£200

Total per year£3,003

Per month£250/mo

Based on 7,400 miles/year, average pump prices of 174.57p petrol and 199.33p diesel (GOV.UK weekly road fuel prices, week of 19 October 2026), and MOT pass rate data. Insurance not included.

Full 2004 details

How reliable is the Morgan Plus 8?

vs average of all models+9% (82% avg)

vs Morgan brand average-1% (92% avg)

Best to worst year spread11 percentage points

Reliability trendImproving over years

Morgan Plus 8 by Year

Click any year to see detailed running costs, reliability data, and comparisons with similar cars.

Year	Pass Rate	Tests	Avg Mileage
2004	94%	34	27,166 mi
2003	93%	45	29,862 mi
2002	90%	59	27,471 mi
2001	95%	94	29,965 mi
2000	91%	110	32,354 mi
1999	95%	93	30,173 mi
1998	92%	97	32,399 mi
1997	93%	145	28,128 mi
1996	82%	106	27,380 mi
1995	97%	31	40,788 mi
1994	94%	36	35,443 mi
1993	93%	41	33,823 mi
1992	85%	33	36,290 mi
1990	80%	40	41,217 mi

Questions about the Morgan Plus 8

Is the Morgan Plus 8 reliable?

Across its 14 model years in our data (1990 to 2004), the Morgan Plus 8 averages a 91% MOT pass rate, from 964 tests (DVSA MOT data for tests in 2024, retests included). That's 9 points above the average of 82% across all models in the same data. The 1997 model has the highest pass rate of the years with at least 100 tests, at 93%.

Which year Morgan Plus 8 has the best MOT pass rate?

Of the years with at least 100 tests, the 1997 Morgan Plus 8 has the highest MOT pass rate at 93%, while the 1996 model has the lowest at 82%, a 11 point gap. Newer cars usually pass more often simply because they are younger, so compare years of a similar age.