Genuine Saturn LS Fuel Rail

Engine Fuel Rail
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2 Fuel Rails found

  • Saturn LS Fuel Rail - 90570596
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    Product Specifications
    • Other Name: RAIL, Fuel Injection; Fuel Rail
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    Fits the following Vehicles:
    • 2000 Saturn LS | LS, LS1, LS2, LW1, LW2 | 6 Cyl 3.0L
  • Saturn LS Fuel Rail - 12574291
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    Product Specifications
    • Other Name: RAIL KIT, Fuel Injection; Fuel Rail
    • Warranty: This genuine part is guaranteed by GM's factory warranty.
    Fits the following Vehicles:
    • 2000 Saturn LS | LS, LS1, LS2, LW1, LW2 | 4 Cyl 2.2L

Saturn LS Fuel Rail

Saturn LS Fuel Rail channels the pressurized gasoline from the pump to each injector, allowing for quick and precise delivery to maintain efficient combustion and low emissions. In the previous throttle body days, there was a single injector that sprayed fuel above the throttle plates. Thus, the Fuel Rail was internal to the compact TBI unit and was designed for moderate pressure. As the LS line migrated to electronic multiport injection, the Fuel Rail became an external metal or composite tube bolted along the intake runners, feeding individual port injectors just prior to the valves as a regulator maintains steady pressure while the computer adjusts the pulse width for idle or heavy load. More recent versions of today's Saturn sedans adopted the common rail style direct injection capable of extreme pressures, breaking the fuel into finer droplets for more power and less consumption. Regardless of generation, the Fuel Rail paired with a pressure regulator allows for measured flow, and it is this Fuel Rail evolution that shows the changes in materials, positioning, and pressure tolerance from integrated passages to robust high pressure manifolds capable of withstanding well over 2,000 bar to keep any Saturn LS running smoothly.

Each OEM Saturn LS Fuel Rail we offer is competitively priced and comes with the assurance of the manufacturer's warranty for the part. Furthermore, we guarantee the speedy delivery of your orders right to your doorstep. Our hassle-free return policy is also in place for your peace of mind.

Saturn LS Fuel Rail Parts Questions & Experts Answers

  • Q: How to remove and replace fuel injectors and Fuel Rail on Saturn LS?
    A:
    To replace the fuel injectors, first relieve the fuel system pressure and disconnect the negative battery cable. For four-cylinder models, remove the air intake duct and disconnect the vacuum line from the fuel pressure regulator. Disconnect the EVAP canister purge hose, coolant hose, and PCV hose. Remove the engine wiring harness cover and disconnect the fuel supply and return lines from the fuel rail, along with the electrical connectors from the fuel injectors. Remove the fuel rail mounting nuts and the entire fuel rail with injectors as a single assembly. Carefully inspect each injector hole and ensure no O-rings remain inside. Remove the retainer securing each injector to the fuel rail and pull out the injectors. Discard the old O-rings and install new ones on the injectors before reassembly.

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