The Four-Valve 4.6 is completely stock south of the valve covers. The major bolt-on is a Paxton Novi 2000 huffer that has been left with the stock pulleys and produces around 8-10 psi. BBK long-tube headers and H-pipe work with Roush mufflers and side exhaust to beef up the horses. The rearend gear ratio is 3.73:1.
| 5.0 Tech specs |
| Engine AND Drivetrain |
| Block | Stock |
| Cylinder Heads | Stock |
| Intake Manifold | Stock |
| Camshafts | Stock |
| Power Adder | Paxton Novi 2000 |
| Exhaust | BBK long-tubes, BBK H-pipe,and Roush side-exit exhaust |
| Fuel Pumps | Stock in-tank with Bosch 325-lph inline |
| Fuel Injectors | Stock |
| Transmission | Stock T45 |
| Rearend | 8.8 with 3.73 gears |
| Electronics |
| Engine Management | Stock withAutologic chip |
| Ignition | MSD DIS-4 |
| Gauges | Auto Meter |
| Suspension and Chassis |
| Springs | Roush |
| Struts/Shocks | Bilstein |
| Rear Suspension | Roush |
| Wheels | Roush |
| Tires | BFGoodrich |
| Brakes | Stock |