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Duel fuel pumps.


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Posted

Ok I thought of this yesterday. I'd like a high performance fuel pump for racing/strip but not the low mpg. So can you run two fuel pumps with switchs so I could run the stock one for the street and the racing one when I need it? Has this been done or a better question is can it be done?

Posted

How in the hell are you gonna run the fuel lines? Where would you mount these dual pumps, since one is already mounted in the tank?

Posted

Also, if tuned right, you'll still get decent "non-racing" mpg. You also have to realize that with the more hp you want/have you usually are going to suffer a loss in economy. Just the way it is.

 

Also, what kind of mods do you have that would require a second fuel pump?

Posted

A full motor build up and turbo kit. Got most of the parts just need time. As soon as I get my turbo flanges I could have it put in. Hopefully the car will be complete by june.

Posted

No. This is a VERY BAD idea! It's not going to be your fuel pump that is causing shitty mileage. It'll be your tune, the size of injectors and how you drive. C'mon, if you have the money to build a car, then you should not be worried about gas mileage. You gotta pay to play.

Posted

I have money from my last project which never got off the ground. I had a 1970 Dodge Challenger I was gonna restore but never started.

Guest TurboSedan
Posted

No. This is a VERY BAD idea! It's not going to be your fuel pump that is causing shitty mileage. It'll be your tune, the size of injectors and how you drive. C'mon, if you have the money to build a car, then you should not be worried about gas mileage. You gotta pay to play.

 

:werd:

 

how would a high performance fuel pump cause bad gas mileage anyway? the fuel pressure regulator is going to keep the pressure where it's supposed to be (provided your return line is adequate).

Posted

how would a high performance fuel pump cause bad gas mileage anyway? the fuel pressure regulator is going to keep the pressure where it's supposed to be (provided your return line is adequate).

my thoughts exactly. I can't remember what or where on the pump that people like to buy, but there is a higher flowing pump that some member chose to replace their factory one with, which would be required if or when they did a swap to an L67 or something.....

Posted

how would a high performance fuel pump cause bad gas mileage anyway? the fuel pressure regulator is going to keep the pressure where it's supposed to be (provided your return line is adequate).

my thoughts exactly. I can't remember what or where on the pump that people like to buy, but there is a higher flowing pump that some member chose to replace their factory one with, which would be required if or when they did a swap to an L67 or something.....

 

Walbro 255 or 255HP LPH

Posted

Walbro 255 or 255HP LPH

thats it! Where can you get them?

 

A lot of places on the internet sell em. They are common for all types of cars.

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