Delphi Fuel Injection Pressure Regulator P/N:FP10376
Delphi FP10434 fuel injection pressure regulator for the 1990-1992 Geo Prizm 4-cylinder 1.6L and other vehicles keeps fuel pressure steady in the injection system.
Hard starting, a rough idle or a fuel smell can mean a regulator is leaking or sticking. A fuel pump or injector problem can show the same signs, so rule those out first. With the engine off and cool, you can look the regulator over for fuel seepage; a shop can test fuel pressure.
It fits the 1990-1992 Geo Prizm 4-cylinder 1.6L and the 1988 Chevrolet Nova 4-cylinder 1.6L, with one regulator per engine.
Interchange: 800-195
5G1061 · 21896 · 94845591 · PR83 · PR479
This part cross-references / interchanges with the following part numbers:
Does the Delphi FP10434 fit the 1988 Chevrolet Nova 4-cylinder 1.6L?
Yes. Delphi FP10434 fits the 1988 Chevrolet Nova 4-cylinder 1.6L, and also the 1990-1992 Geo Prizm 4-cylinder 1.6L.
What is the diaphragm made of in the Delphi fuel injection pressure regulator?
The diaphragm is Nitrile™. These diaphragms are resilient against high-ethanol fuels.
Does this fuel injection pressure regulator run quietly?
Yes. The Delphi FP10434 is built for quiet operation, with no audible regulator noise.
Which symptoms can a worn fuel injection pressure regulator cause?
Hard starting, rough running or a fuel smell can be signs. A shop can test fuel pressure to confirm what is behind them.
Does the Delphi FP10434 replace part number PR83?
Yes. PR83 is one of the numbers this Delphi FP10434 replaces, along with PR479, 800-195, 5G1061, 21896 and 94845591.
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