Aspen 2WD V8-5.7L (2007)
Fuel Rail: Service and Repair
Installation
5.7L
1. If fuel injectors are to be installed, Refer to Fuel 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 holddown clamps and 4 mounting bolts (1). Tighten fuel rail mounting bolts to 11 Nm (100 in. lbs.)
8. Connect electrical connector to throttle body.