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New fuel line routing and electric fuel pump mounting...wher


Racin_Jason

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Hey gang,

 

Finally found the RIGHT elbow fittings to run as a feed point in my stock tanks drain plug hole. I got all the shiny new AN goodies and socketless hose sitting here. I'd like some opinions on fuel line and fuel pump placement for my 71 240Z please.

 

Im was lookin at the space between the tank and the subframe for a possible mounting point for the fuel pump. My pump is close in size to a Holley Blue. Its a 140gph Summit pump.

 

Pics of brackets, mounting and line placement would be great!

 

Thanks guys,

Jason :D

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Hey Jason, I dont think you need to do the drain

plug mod for fuel. I am using the factory outlet

with 3/8's line there after . Remeber that I was

pig rich when I dynoed all the way to 6500 rpm.

Needless to say I had plenty of fuel! I would just

leave it the way comes from the factory. Works good for me! I went with a Summit 110 gph pump

and regulated it to 6 psi!

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Thats cool Jason, I feel ya. Right now I just am

in the process of removing the exhaust so I can

build a brace so the pinion wont hit the e brake

under power. I tried the cable thing but it doesnt

work that well, still hits!

 

After the brace is done, I am probably going to

bite the bullet and go with a 3000 stall. I hate

playing catch up! If I can get this sucker to cut

1.6 or 1.7 60 foots it will crush most street cars

in the area.

 

After that then goes in the cage and seats. I am

hoping to keep it under 2500 after its all said and done. Then its strip time!

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Mike,

 

If its not to much hassle, yes id like to see your method. I have nothing to compare to since I havent found any pictures of peoples fuel systems, although Im sure there are some somewhere (where??). Thanks much!

 

Zya,

 

I thought about your method for a long time. Why I decided to run a 3/8" tap and line all the way is this. The car will see alot of 'spirited' freeway time. This is the perfect situation to make any bottlenecks in the fuel system show up. I figure that being in the gas for long periods of time like this will burn through the gas in the 3/8" line up to the 5/16" feed in fairly short order..and that 5/16" will have to feed the engine at high revs. At the sake of running lean and possibly surging the engine at high speed..Im goin 3/8" all the way.

 

So, hows the car doing? Im always up for a report on my cars twin! :D Any 1/4 mile times yet?

 

Jason

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