The Injector Perfector



MINDBLOWING 1:18 SCALE DIECAST MODELS

The Ultimate in Ultrasonic Fuel Injection Servicing

GM CSFI
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GENERAL MOTORS TRUCKS

CENTRAL SEQUENTIAL FUEL INJECTION (CSFI)

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CSFI started on GM trucks in 1996

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Fuel pressure should be 60 to 66 psi with key on and engine not running

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Fuel pressure will drop about 3 to 5 psi when vehicle is running.

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Fuel injectors can be individually replaced

Common CSFI Problems:

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O-rings

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Fuel pressure regulator leaking.

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Fuel pulsator or damper (in fuel tank)

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Leaky fuel injector or poppet valve.

CSFI Information

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Fuel injectors located in a fuel meter body

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With key cycled on engine off fuel pressure should be turned on for 3 to 5 seconds

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System fuel pressure should be 60 to 66 psi

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Fuel pressure should hold that fuel pressure

Great prices on refurbished exchange CSFI assembly or individual fuel injectors:

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V-6 CSFI ASSEMBLY - $219.00

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V-8 CSFI ASSEMBLY - $219.00

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INDIVIDUAL CSFI FUEL INJECTOR $45.00

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