Search results for query: fuel return line

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  1. 6

    Holley Sniper Issues

    Ok try this , take your air cleaner off get someone to operate the key while you look over the throttle body don’t start it just get the pump to prime you should get a prime shot . You will see fuel squirt from 4 injectors not a lot but enough to see if fuel is getting in .It me know before...
  2. Professor Fate

    Finally some Dany's Mag swap progress, and fuel line routing questions?

    Personally, I'd get a return line plumbed in first if you don't already have one. Then use a 3 nipple fuel filter after the pump, that way you are constantly circulating fresh, cool fuel through the line and it doesn't have a chance to heat up and start vaporizing. You may not end up needing...
  3. mopowers

    Mopowers' 66 Dart Build

    I pulled the car out this past weekend to redo a couple tubes in the roll cage and got a couple shots of the fuel system and rear axle. I still need to route the feed and return lines, but that's no big deal. The supply line from the fuel cell to the filter/pump is -10an. From there, I'll be...
  4. Johnny Mac

    10% Ethanol will not start……no fire??

    2nd post by me.....are we assuming this has an electric pump, with a full return system? surely the bowls aren't simply dry from sitting? (on top of my previous ethanol based post)?
  5. aengineguy

    10% Ethanol will not start……no fire??

    Some updates to your responses. Good info on the Ethanol, especially the hydroscopic aspect...thanks. Yes it is a good electric fuel pump, with dual Fram filters coming out of the tank and a full return line. When I go to start I turn on the fuel pump and let the pressure come up to a steady...
  6. rumblefish360

    Intake manifold choices

    @canyncarvr The main idea of the return line is not cool fuel though it will stay cooler for a long time. While I don’t know for sure, IMO, I don’t think the fuel in the tank will rise to any harmful or ill acting temp. I honestly don’t think it would reach the evening out temp of any issue or...
  7. rmchrgr

    The Great Pumpkin - '71 Duster

    So, the tailpipes fit. This is the right side, looking forward. It's close to the leaf spring but there is enough clearance. The spring won't compress enough to contact the tube. As shown in a previous post, the old system went above the spring arch to the outside and then back to the bumper...
  8. RustyRatRod

    Fuel tank vent

    Ok, so that's 5/8" right? What are you fueling? A container ship engine in your Duster?
  9. Dragonsteel

    Upgrading the fuel tank

    I am upgrading the fuel tank in the 71' Dart due to the mechanical pump eating a push rod. I first tried another push rod but the cam lobe was too damaged, next I tried a Speed master external electric fuel pump that made it to the gas station and back and then died. Not wanting to go that route...
  10. cudajames

    Fuel Regulator before or after the Carburetor

    Thanks, everyone for the help. I am continuing to have problems with consistent fuel pressure which has been a problem since the Tanks. Inc in-tank fuel pump was installed. The regulator (holley 12-879) is installed before the carburetor. I need to continually adjust the pressure up and down...
  11. Johnny Mac

    10% Ethanol will not start……no fire??

    Just to be clear... you can turn your pump on, build pressure, then.....pump it 15 times, physically watch the acc pump squirter shoot fuel into the intake, and it still won't start? Are your float levels full in this "no start" condition? How long are you letting the pump run? If your...
  12. T

    Fuel Line Choice and size

    Perfect
  13. SRT_DSTRHOLC

    Road Racing Duster 6.4 Hemi E85 6 speed Ms3 Pro Evo EFI

    I just purchased a quick jack rated for 5000lbs. This should make life a little easier when pulling the engine. The quick jack is made by BendPak and it can lift a vehicle up 24inches in total height from the ground up. I eventually plan on installing air jacks, but the car needs to run to do...
  14. go-fish

    I’ll just leave this right here…

    Aeromotive 18665 Fuel cell features include: * Aeromotive Stealth 340 lph internally mounted fuel pump * Pre-pump filter sock assembly * Innovative baffling system * ORB-08 outlet port * 1 AN-08 male return line port * 2 AN-08 vents with roll-over valves * Standard flush mount lid assembly *...
  15. F

    Fuel Line Choice and size

    @Rat Bastid Thank you for this response. I was considering going from the pump back to the tank for the return but your thorough explanation makes a lot of sense. Most likely the way i will be plumbing it!! Thanks!!
  16. J

    What could go wrong? Cross country trip

    after going to the nats in 2000 i decided in 2001 i was going to drive my barracuda there. the car had always been reliable with a warmed over 318 4bbl, 727 and 3.23SG, it was a power disc & steering car but still had the 69 vintage underpinnings. while i'd done the 73~76 upgrade several times...
  17. SwingerLSX75

    Red Headed Stepchild-75 Swinger LSX Swap

    No new setbacks today. Got the new bulkheads grommets I was waiting on to safely make a pass through for the 10an return line. So that is a complete fuel system and made sure to go over them all and ensure they were tight. Torqued the intake down finally as well because there isn't anything else...
  18. 33IMP

    Fuel Line Choice and size

    Stock fuel tank, or fuel cell? My cell came with two -8 outlets, and I used to run both into a tee before the pump. New setup is a single -10 to the pump, -8 out to the filter, -8 connector to a 1/2 aluminum fuel line (probably overkill) -8 connector to the regulator, two -6 to the carb bowls...
  19. Dragonsteel

    Upgrading the fuel tank

    Thanks for all info guys! I have my fuel lines on order. I went with Russell an6 fittings and fuel line. Here's what I am thinking, tell me if i'm wrong. One of the fittings I purchased is a "T" which is were I am going to attach the return line, but I am thinking I should put right in front of...
  20. TrailBeast

    Oregon cam nailed it!!!

    Pretty much the same thing here. When I got my Dart the Wife said if I quit drinking beer I could spend that money on my car, but uh it didn’t work out that way for some reason. :D I built HEI kits to help fund what I wanted or needed. When it came time to do the Magnum the heads were terrible...
  21. Rat Bastid

    Fuel Line Choice and size

    The return is so you don’t dead head the pump. A fuel pump (at least the pumps we are talking about in this thread) is just like an oil pump in that when the bypass opens, fuel is dumped right back into the inlet side of the pump. It’s not a good idea for an oil pump and it’s a worse idea for a...
  22. pishta

    Dipshit Fuel Line Question

    Id think the wheelbase would dictate what fuel line you could adapt. Why are you going with a vapor return? solid fuel return from a regulator? Vixens filler has a vent to air already: could you just vent it to your air cleaner? My Mazda has a snorkle air cleaner with a evap shutter, closes with...
  23. ChrisRomello

    Sniper EFI Return on Stock Tank With Drop in Fuel Pump; How?

    Hello all, I’m running Sniper EFI on my 360 and was wondering how I’m to run the return. I’m using a stock tank with one of these drop in fuel pump modules: Holley 12-319 Holley OEM Style EFI Fuel Tank Modules | Summit Racing I bought my EFI kit slightly used and it didn’t come with the return...
  24. Professor Fate

    Fuel return line?

    That'll work for the Holley systems and others that don't require a return line, but many other systems (like the OP's) do require a return, so you still have to plumb one in there somewhere. Nearly identical to the Holley is the Spectra SP196A1H, a fuel pump/sending unit module that fits in a...
  25. B

    fuel pressure dropping over time

    Your return line might be your issue. It should ALWAYS be as large or larger than the feed line. Stated on p. 2 of the 4309 instruction sheet. I also use the 4309 reg, bypass mode, with an elec pump. I use a 3/8" feed line, 1/2" return line. Rock steady fuel pressure. A bypass system is...
  26. 1

    [WANTED] NOS Fuel Vapor Line Check Valve #3583539 $150.00

    I am looking for a NOS 1972 (maybe other years) 1/4" fuel vapor return line check valve.Part #3583539.I will 150.00 for a NOS one.Thanks for the ad FABO
  27. RustyRatRod

    Timing question 318 with LD4B

    ...IDLE, it should be reduced through the use of a regulator, such as Edelbrock #8190, or by creating a restricted by-pass bleed to the fuel return line. Edelbrock Street Fuel Pumps are highly recommended for all Edelbrock Performer Series carburetor installations. Always use a filter, such as...
  28. dano

    gas tank

    The larger of the two (which will be the 90 Deg one) will be fuel to the pump. The smaller 1/4" straight one is fuel/vapor return from the fuel filter at the engine, if it and the return line are still there. This is a feature you want to keep.
  29. Kenflo

    Fuel pressure regulator with mechanical fuel pump

    Does anyone use a bypass regulator with a mechanical fuel pump? Planning a new fuel system for the Scamp and would like to add a return line back to the tank. Currently my set up includes a quick fuel mechanical pump, hot rod series quick fuel carb and 3/8 hard line from tank. Was looking at...
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