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AC Cobra MOT Results

92.4% pass rate
from 144 tests in 2020
(71% better than other pre-1990 cars)
Failure rates by item

Here you can drill down into the failure rates for each item on the test. We've also compared the rates to the average results for pre-1990 cars and highlighted areas where the AC Cobra is unusually good or bad.

  • 4.9% fail on Brakes (47% better than other pre-1990 cars)
    • 3.5% fail on Brake performance (50% better than other pre-1990 cars)
      • 2.8% fail on Parking brake efficiency (sp) (1.9% better than other pre-1990 cars)
        • 2.8% fail on Rbt (sp) (7.1% worse than other pre-1990 cars)
      • 1.4% fail on Service Brake Efficiency (sp) (54% better than other pre-1990 cars)
        • 1.4% fail on Rbt (sp) (52% better than other pre-1990 cars)
          • 1.4% fail on Service brake performance (12% worse than other pre-1990 cars)
          • 0.69% fail on Service brake imbalance
      • 0.69% fail on Service brake performance
        • 0.69% fail on Rbt
          • 0.69% fail on Service brake performance
      • 0.69% fail on Parking brake performance
        • 0.69% fail on Rbt
          • 0.69% fail on Parking brake performance
    • 1.4% fail on Mechanical brake components (50% worse than other pre-1990 cars)
      • 1.4% fail on Brake cables, rods, levers and linkages (6 times worse than other pre-1990 cars)
        • 1.4% fail on Cable (11 times worse than other pre-1990 cars)
    • 0.69% fail on Parking brake control
      • 0.69% fail on Lever
    • 0.69% fail on Rigid brake pipes
  • 3.5% fail on Lamps, reflectors and electrical equipment (73% better than other pre-1990 cars)
    • 2.8% fail on Headlamp aim (17% better than other pre-1990 cars)
      • 2.8% fail on Headlamp aim (11% better than other pre-1990 cars)
    • 0.69% fail on Stop lamp
    • 0.69% fail on Direction indicators
      • 0.69% fail on Flashing type
        • 0.69% fail on Individual direction indicators
    • 0.69% fail on Electrical equipment
      • 0.69% fail on Horn
  • 3.5% fail on Suspension (56% better than other pre-1990 cars)
    • 2.1% fail on Wheel bearings (49% worse than other pre-1990 cars)
    • 1.4% fail on Suspension arms (24% better than other pre-1990 cars)
      • 0.69% fail on Pins and bushes
      • 0.69% fail on Ball joint dust cover
  • 2.8% fail on Steering (26% better than other pre-1990 cars)
    • 1.4% fail on Steering linkage components (30% better than other pre-1990 cars)
      • 0.69% fail on Ball joint
      • 0.69% fail on Track rod end
    • 0.69% fail on Steering column
    • 0.69% fail on Steering coupling
      • 0.69% fail on Universal joint
  • 2.1% fail on Visibility (67% better than other pre-1990 cars)
    • 2.1% fail on Washers (50% better than other pre-1990 cars)
  • 0.69% fail on Body, chassis, structure
    • 0.69% fail on Engine mounting
      • 0.69% fail on Engine mounting condition
  • 0.69% fail on Seat belts and supplementary restraint systems
    • 0.69% fail on Seat belts
      • 0.69% fail on Attachment
  • 0.69% fail on Noise, emissions and leaks
    • 0.69% fail on Exhaust emissions
      • 0.69% fail on Spark ignition
        • 0.69% fail on Non catalyst emissions