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MOT reliability

Bentley Eight

541 vehicles · 7,180 completed MOT tests analysed
78%
MOT pass rate

Based on 541 Bentley Eight vehicles and 7,180 completed MOT tests, the Bentley Eight has an overall 78% pass rate, with an average recorded mileage of 95,524 miles.

541
Vehicles
7,180
MOT tests
991
Avg miles / year
1.7
Faults per test
1%
Dangerous-fault share

Bentley Eight problem areas

Where faults occur most across all Bentley Eight MOT tests:

  • Other82%
  • Tyres, wheels & suspension10%
  • Steering9%
  • Brakes6%
  • Emissions & nuisance5%
  • Seatbelts & equipment3%
  • Lamps & electrical2%
  • Body & structure1%

Bentley Eight pass rate by age

How the Bentley Eight's MOT pass rate changes as it ages (buckets with 20+ tests).

Age (years)TestsPass rate
81100%
91100%
101100%
11250%
131080%
144875%
1510480%
1618975%
1727477%
1830679%
1941774%
2044878%

Fuel types: Petrol (538), LPG (2), Diesel (1)

Most common Bentley Eight MOT faults

These are the faults and advisories recorded most often across Bentley Eight MOT tests:

  1. Parking brake: efficiency below requirements (3.7.B.7) (540 times)
  2. Oil leak (358 times)
  3. Oil leak, but not excessive (8.4.1 (a) (i)) (247 times)
  4. Nearside Rear wheel bearing has slight play (2.6.2) (168 times)
  5. Offside Rear wheel bearing has slight play (2.6.2) (161 times)
  6. Offside rear parking brake recording little or no effort (3.7.B.6a) (125 times)
  7. Nearside Front wheel bearing has slight play (2.5.A.3c) (124 times)
  8. Parking brake: parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7) (118 times)
  9. Offside Front Brake pipe slightly corroded (3.6.B.2c) (109 times)
  10. Nearside rear parking brake recording little or no effort (3.7.B.6a) (105 times)
  11. Parking brake lever has no reserve travel (3.1.6b) (101 times)
  12. Nearside Front Brake pipe slightly corroded (3.6.B.2c) (99 times)
  13. Offside Front wheel bearing has slight play (2.5.A.3c) (99 times)
  14. Exhaust has a minor leak of exhaust gases (7.1.2) (91 times)
  15. Offside Rear Shock absorber has a light misting of oil (2.7.3) (91 times)

Bentley Eight pass rate by registration year

YearVehiclesTestsPass rateAvg mileage
1997 1 22 86% 28,115
1995 1 23 65% 64,890
1993 2 41 68% 113,255
1992 24 340 75% 88,613
1991 60 947 79% 77,258
1990 73 981 80% 82,025
1989 75 1,147 77% 96,712
1988 60 921 79% 94,060
1987 70 860 75% 97,741
1986 80 987 78% 122,403
1985 60 611 77% 105,314
1984 17 193 80% 103,604
1981 3 15 87% 97,056
1980 1 3 67% 113,483
1979 1 20 70% 36,513
1975 1 12 75% 33,037
1974 1 2 100% 20,367
1971 3 17 76% 60,831
1966 1 3 100% 84,656
1954 1 2 100% 47,782
1952 1 9 78% 47,745
1951 1 10 100% 67,856
1947 1 7 100% 52,794
1931 2 5 100% 14,451
1928 1 2 100% 24,841

Bentley Eight reliability FAQ

Across 541 Bentley Eight vehicles in our MOT data, 78% pass the MOT (a 22% failure rate), with about 1.7 faults or advisories recorded per test.

The most frequently recorded Bentley Eight MOT issues are: Parking brake: efficiency below requirements (3.7.B.7); Oil leak; Oil leak, but not excessive (8.4.1 (a) (i)).

The typical Bentley Eight in our data has covered around 95,524 miles.

Compare the Bentley Eight

See how the Bentley Eight stacks up against other Bentley models on MOT reliability:

Eight vs Continental Eight vs Unknown Eight vs Bentayga Eight vs Continental gt

Check a specific Bentley Eight

Enter a registration to see that exact vehicle's full MOT history, advisories and recurring faults.

See all Bentley models · Learn about common MOT failures · what an MOT checks