Fuel Rail Assembly

WARNING: This page is about a different car, the 2007 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Fuel Rail & Injector Cups

Courtesy of GENERAL MOTORS CORP.

The fuel rail assembly attaches to the cylinder head. The fuel rail assembly performs the following functions:

Positions the injectors in the intake ports of the cylinder head
Distributes fuel evenly to the injectors
Integrates the fuel pulse dampener into the fuel metering system