C 3500 Truck 2WD V8-8.1L VIN G (2001)
Fuel Rail: Description and Operation
FUEL RAIL ASSEMBLY
Fuel Rail Assembly
The fuel rail assembly attaches to the engine intake manifold. The fuel rail assembly performs the following functions:
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Positions the injectors (5) in the intake manifold
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Distributes fuel evenly to the injectors
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Integrates the fuel pressure regulator (8) with the fuel metering system