Cavalier/Z24 V6-191 3.1L VIN T MFI (1994)
Fuel Rail: Description and Operation
Model R620 Fuel Rail Assembly
The fuel rail assembly is mounted to the intake manifold/air plenum assembly, and performs several jobs. It positions the injectors in the intake manifold,
it distributes fuel evenly to the injectors, and it integrates the fuel pressure regulator into the fuel metering system.