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COBRA Specifications | ||||||
Engine | Early 260 | Early street 289 | Later street 289 | Competition 289 | 427 | 427 Competition |
Type | V-8, iron block, water cooled | |||||
Head | Cast iron, removable | Aluminum, removable | ||||
Valves | Overhead, pushrod/rocker-actuated Intake 1.662″-1.6787″ Exhaust 1.442″-1.457″ | |||||
Max BHP @ rpm | 260 hp (194 kW) @ 5800 rpm | 271 @ 5,800 rpm | 306 @ 6,000 rpm | 425 @ 6,000 rpm | 490 @ 6,500 rpm advertised, actual was closer to 520hp | |
Max Torque in lb.s-ft. @ rpm | 269 lb·ft (365 N·m) @ 4800 rpm. | 269 @ 4,800 rpm | 480 @3,700 rpm | 480 @ 3,700 rpm | ||
Bore | 4.00″ | 4.0″ | 4.24″ | |||
Stroke | 2.87″ | 2.87″ | 3.788″ | |||
Displacement | 260 CID | 289cid, 4734cc | 427cid, 7000cc | |||
Compression Ratio | 9.21:1 | 10.1:1 | 11.5:1 | 12.5:1 | ||
Induction system | Autolite 4100 (4V) manual choke | Single Holley four-barrel, 715 cfm | Single Holley four-barrel, 780 cfm | Single Holley four-barrel, 780 cfm | ||
Exhaust system | Standard, dual exhaust | |||||
Electrical system | 12-volt distributor system with alternator | |||||
Fuel consumption | 13-15 mpg | who you kidding?? | ||||
Chassis | ||||||
Frame | Tubular Type based on two parallel main members | |||||
Body | Aluminum | |||||
Front & rear suspension | Independent by transverse spring with lower A-frame and upper arm consisting of tranverse leaf.Adjustable shocks and concentric springs | Independent Coil springs with parallel arms | Independent Coil springs with parallel arms | |||
Tire type and size | 6.70″x15″ | 7.35″x15″ | Front9.90″x15″Rear11.90″x15″ | |||
Wheel Size | 5.5″ | 6.0″ | Front7.5″x15″Rear9.5″x15″ | |||
Weights and Measures | ||||||
Wheelbase | 90.0″ | 90.0″ | 90.0″ | |||
Front track | 53.25″ | 56.0″ | 56.0″ | |||
Rear track | 52.75″ | 56.0 | 56.0 | |||
Overall height | 45.0″ | 49.0″ | 49.0″ | |||
Overall width | 61.0″ | 70.5″ | 70.5″ | |||
Overall length | 167.0″ | 156.0″ | 156.0″ | |||
Ground clearance | 5.5″ | 5.5″ | 5.5″ | |||
Crankcase | 6 quart | |||||
Cooling system | x quarts | |||||
Gas tank | 18 gals | 18 gals | 42 gals | |||
Curb weight in lbs. | 2,100 | 2,150 | 2,150 | |||
Weight Distribution | 49%/51% | |||||
Clutch | ||||||
Type | Single dry disc | |||||
Diameter | 10.5″ | 10 3/8″ | 11.5″ | 11.5″ | ||
Actuation | Mechanical | |||||
Transmission | ||||||
Type | Four speed, full syncromesh, Borg Warner | |||||
Ratios | First2.36:1Second1.78:1Third1.41:1Fourth1.00:1Reverse3.54:1 | 2.32:11.61:11.20:11.00:13.54:1 | 2.32:11.69:11.29:11.00:13.54:1 | 2.32:11.54:11.19:11.00:13.54:1 | ||
Brakes | ||||||
Girling discs on all four, Dual master cylinders | Front12″Rear12″ | 11 5/8″10 3/4″ | 11 5/8″10 3/4″ | |||
Differential | ||||||
Ratios | 3.54:1 | 3.77:1 | 3.77:1 | 3.54:1 | 3.77:1;3.09; 3.31;3.54 | |
Drive axles – type | Enclosed, semi-floating | |||||
Steering | ||||||
Type | ||||||
Turns, lock to lock | 3 | |||||
Turning circle | 33’3″ | |||||
ratio | ||||||
Performance | ||||||
0-60 mph | 4.2 seconds | 5.5 secs | 4.3 secs | |||
0-100 mph | 13.0 secs | 8.8 secs | ||||
Quarter Mile | 13.08 seconds at 112 mph | 13.9 secs | 12.4 @ 106 MPH | |||
Top Speed | 153 mph | 138 mph (222 kph) | 165 mph (265 kph) |