Do I need a new fuel pressure regulator?
How Do I Know If I Need a New Fuel Pressure Regulator? One of the most common signs that there is an issue with your fuel pressure regulator is that your vehicle misfires because this means the fuel pressure is off. Your vehicle may also lose fuel efficiency and have many other issues.
Will a fuel pump relay cause low fuel pressure?
If the fuel lines are cracked or clogged, the fuel pressure will drop before it reaches the engine. This in turn causes the engine to deliver a poor performance. In most cars, the fuel pump is turned on by a fuel pump relay. If the relay goes bad, it will not induce the pump to start functioning.
Do you need a return line for a fuel regulator?
The lack of a return line helps decrease installation costs but it can also limit the performance capabilities. These regulators come in a variety of styles and typically regulate fuel pressures in the 1-9 psi range.
How to choose the best fuel pressure regulator?
When choosing a fuel pressure regulator for your ride, you need to take into consideration several factors. The regulator is a critical piece and should to be matched to the type of fuel delivery system and the fuel pump that you are using or plan to use.
Do you need regulator for electric fuel pump?
Check out Holley’s fuel system selection chart as a reference. Most lever style mechanical fuel pumps don’t require a regulator and some electric fuel pumps even have the regulator built right into them, and eliminating the need to purchase an external unit.
Where do you run the fuel regulator on a street strip?
In a street/strip application we recommend running the feed line directly to the carburetors fuel log then placing the regulator on the return line side of your fuel log. This allows the fuel to flow unrestricted to your carburetor, but still regulates the pressure and returns the unused fuel back into the gas tank.
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