Automotive Parts and Accessories: OBX Racing Sports Individual Throttle Body ITB Subaru Impreza WRX STI Ej20 Ej25 - OBX Racing Sports

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Obx Fuel Regulator Popular Q&A

Q: What is a Fuel Pressure Regulator?
A: A fuel pressure regulator is a device that keeps the fuel pressure being fed into an engine at the same pressure. This is important because sometime fuel pressu... Read More »

Q: How to Check a Fuel Regulator.
A: 1. Locate the fuel system test port on the fuel system rail. The rail resembles a tube running between the fuel pump and the throttle body (or carburetor) and h... Read More »

Q: How to Replace a Fuel Regulator.
A: 1. Relieve the pressure in the fuel tank by opening the gas cap. Open the hood of the car and separate the cable from the negative battery terminal. Pull out th... Read More »

Q: Where is the Fuel Pressure Regulator Located?
A: The fuel pressure regulator for most cars is located on or near the fuel pressure rail. Follow the small rail that goes alongside of the engine and there it is!... Read More »

Q: What Regulates Fuel Air Mixture?
A: What regulates fuel air mixture? The computer controls the duty cycle of the injectors to regulate the fuel mixture. It determines the duty cycle for the inject... Read More »