Fuel Rail - Installation

5.7L





1. If fuel injectors are to be installedFuel Injector - Installation.
2. Clean out fuel injector machined bores in intake manifold.
3. Apply a small amount of engine oil to each fuel injector O-ring. This will help in fuel rail installation.
4. Position fuel rail/fuel injector assembly to machined injector openings in intake manifold.
5. Guide each injector into intake manifold. Be careful not to tear injector O-rings.
6. Push right side of fuel rail down until fuel injectors have bottomed on shoulders. Push left fuel rail down until injectors have bottomed on shoulders.
7. Install 4 fuel rail bolts and tighten in the sequence shownFuel Delivery Torque Specifications.
8. Connect electrical connector to throttle body.





9. Connect electrical connectors at all fuel injectors. Push connector onto injector (1) and then push and lock red colored slider (2). Verify connector is locked to injector by lightly tugging on connector.
10. Connect fuel line latch clip and fuel line to fuel rail. Service and Repair.
11. Install air resonator to throttle body.
12. Install flexible air duct to air box.
13. Connect battery cable to battery.
14. Start engine and check for leaks.