Performance data and technical specs are based on the model from 1966.
Acceleration (0-100 km/h): 4.2 sec.
Topspeed (mph): 165
Acceleration (0-60 mph): 4.2 sec.
Cylinders: V8
Displacement: 6997 ccm (7 l)
Engine Power: 410 hp (306 kw)
Gears: Manual, 4-speed
Weight: 1147kg (2529 lbs)
Weight/Power ratio: 2.8 kg/hp
Power/Displacement ratio: 58.6 hp/l
Metric performance data, AC Cobra 427 compared with similar cars:
| AC Cobra 427 | Chevrolet Corvette Sting Ray 427 | Pontiac GTO | Shelby Cobra 427 | |
| Topspeed (km/h): | 265 | 245 | 193 | 257 |
| Acceleration (0-100 km/h): | 4.2 | 4.8 | 7.9 | |
| Power: | 410 hp (306 kw) | 425 hp (317 kw) | 365 hp (272 kw) | 355 hp (265 kw) |
| Weight (kg): | 1147 | 1463 | 1613 | 1068 |
English performance data, AC Cobra 427 compared with similar cars:
| AC Cobra 427 | Chevrolet Corvette Sting Ray 427 | Pontiac GTO | Shelby Cobra 427 | |
| Topspeed (mph): | 165 | 152 | 120 | 160 |
| Acceleration (0-60 mph): | 4.2 | 4.8 | 7.9 | |
| Power: | 410 hp (306 kw) | 425 hp (317 kw) | 365 hp (272 kw) | 355 hp (265 kw) |
| Weight (lbs): | 2529 | 3226 | 3557 | 2355 |
