Type
4.6L 90° V-8, Cast Iron Block with Aluminum Heads
Displacement
4601cc (280ci)
Compression Ratio
8.5:1
Valvetrain
Double Overhead Camshafts, Chain Drive to Exhaust Cams, Secondary Chains
from Exhaust to Intake Cams, Roller Finger followers with Hydraulic Lash
Adjustment, Beehive Valve Springs
Intake Valves
2 per Cylinder, 37mm Head Diameter
Exhaust Valves
2 per Cylinder, 30mm Head Diameter
Bore x Stroke
90.2 X 90.0mm
Fuel System
Sequential Electronic Fuel Injection
Ignition System
Distributorless Coil-on-Plug
Induction System
Eaton Generation IV Roots-type Supercharger with Water-to-Air Intercooler
Boost Pressure
8.0 psi Maximum
Horsepower
390 hp @ 6000 RPM
Torque
390 lb-ft @ 3500 RPM
Fuel Shut-off
6500 RPM
Emissions Controls
Catalytic Converter
Three-way Catalyst
Positive Crankcase Ventilation
Block
Cast Iron
Cylinder Head
Cast Aluminum
Intake Manifold
Cast Aluminum, Tuned Equal Length Runners
Throttle Body
57mm Twin Bore
Exhaust Manifold
Cast Iron
 
Gear
Ratio
1st
2.66
2nd
1.78
3rd
1.30
4th
1.00
5th
0.80
6th
0.63
Reverse
2.90
Final Drive
3.55
Ford 4.6L Supercharged Cobra Specs