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> Recirculation circuit for -6 with carbs..
mb911
post Jan 2 2019, 01:36 PM
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I know @MarkHenry has talked about this but I want to also do this and have a few questions..

I need to buy my stainless lines for my car and my question is that I have a PMO regulator that has a return to the tank and am using Webers on my -6.. Should I be running all 4 lines from Tangerine or is there another better option?? I want this system safe..
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bbrock
post Jan 14 2019, 10:02 AM
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I posted this on my build thread but thought I'd share it here for those not following my build. I tore apart my fuel tank over the weekend and stumbled on another good reason to run a fuel return on our cars. The picture below shows the fuel reserve can with supply exiting and return entering in the bottom of the can. In operation, the return line is constantly refilling the reserve fuel can to keep it full as the main tank drains and allows the pump to efficiently drain all the fuel in the tank. Without a return line, the pump is likely to become fuel starved before the tank is actually empty. And yes, I was happy to see how clean my tank is inside. Probably because the last tank of gas was old fashioned leaded gasoline with not ETOH. (IMG:style_emoticons/default/smile.gif)

(IMG:http://www.914world.com/bbs2/uploads/post-20845-1547322459_thumb.jpg)
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mb911   Recirculation circuit for -6 with carbs..   Jan 2 2019, 01:36 PM
TravisNeff   I am doing the same setup, PMO regulator and new t...   Jan 2 2019, 02:30 PM
db9146   Ben, Just curious....if carbs typically require 3 ...   Jan 2 2019, 02:30 PM
TravisNeff   I got this 10 micron filter from Summit and ordere...   Jan 2 2019, 02:38 PM
mb911   The advantage is cooler fuel.. Less vapor locking....   Jan 2 2019, 02:40 PM
TravisNeff   Yes, you can run a FI fuel pump and will return th...   Jan 2 2019, 02:40 PM
TravisNeff   http://www.914world.com/bbs2/index.php?showtopic=2...   Jan 2 2019, 03:43 PM
mb911   http://www.914world.com/bbs2/index.php?showtopic=...   Jan 2 2019, 04:04 PM
dr914@autoatlanta.com   I would definitely recycle the fuel to keep it coo...   Jan 2 2019, 03:54 PM
bbrock   Well I'm just running a -4 but am doing the sa...   Jan 2 2019, 04:44 PM
GeorgeRud   I took another approach and moved a Pierburg low p...   Jan 2 2019, 04:55 PM
Krieger   I was running a PMO "regulator" on my 3....   Jan 2 2019, 11:58 PM
jkb944t   I was running a PMO "regulator" on my 3...   Jan 3 2019, 06:58 AM
rgalla9146   The ideal is the OEM Bosch 3 port fuel pump (009) ...   Jan 3 2019, 09:10 AM
Krieger   I have a mallory 110 that is rated for 7psi.   Jan 3 2019, 09:24 AM
campbellcj   I have been using a Holley Red 7psi pump with no r...   Jan 3 2019, 09:46 AM
IronHillRestorations   There's primarily two types of pressure regula...   Jan 3 2019, 10:00 AM
914Toy   I generally follow the strategy of "keep it s...   Jan 3 2019, 11:00 AM
brant   a return line produces cooler fuel and should prod...   Jan 3 2019, 11:16 AM
Mark Henry   a return line produces cooler fuel and should pro...   Jan 3 2019, 02:10 PM
Valy   The return line keeps your fuel cool and cools dow...   Jan 3 2019, 11:50 AM
sixnotfour   my vote D   Jan 3 2019, 01:38 PM
gereed75   Don’t have a return line, using option A with a ...   Jan 3 2019, 02:00 PM
IronHillRestorations   A with a blocking regulator, or E with a bypass   Jan 3 2019, 02:17 PM
TravisNeff   Filter before or after the pump, or does it not ma...   Jan 3 2019, 10:44 PM
Mark Henry   Filter before or after the pump, or does it not m...   Jan 4 2019, 07:37 AM
TravisNeff   Filter before or after the pump, or does it not ...   Jan 4 2019, 07:51 AM
IronHillRestorations   Three filters, one before the pump and two at each...   Jan 4 2019, 08:39 AM
TravisNeff   Three filters, one before the pump and two at eac...   Jan 4 2019, 08:59 AM
bbrock   Couple questions: 1) I think Mark mentioned this o...   Jan 4 2019, 09:09 AM
Mark Henry   Couple questions: 1) I think Mark mentioned this ...   Jan 4 2019, 10:26 AM
bbrock   [quote name='bbrock' post='2678746' date='Jan 4 2...   Jan 11 2019, 09:23 AM
TravisNeff   I would imagine that D over C would be good due to...   Jan 4 2019, 09:38 AM
IronHillRestorations   The PMO fuel rails are made so you can screw small...   Jan 4 2019, 02:31 PM
campbellcj   I have those PMO rails in a 'loop' configu...   Jan 5 2019, 08:22 AM
IronHillRestorations   I have those PMO rails in a 'loop' config...   Jan 5 2019, 01:17 PM
Mark Henry   Wait a minute! You have way to many spark ...   Jan 5 2019, 01:30 PM
slivel   Here is my bypass fuel system: Supply line to shut...   Jan 5 2019, 12:48 PM
Krieger   Steve. Do you run the fuel pressure regulator all...   Jan 5 2019, 12:59 PM
slivel   Steve. Do you run the fuel pressure regulator al...   Jan 5 2019, 01:12 PM
Mark Henry   [quote name='bbrock' post='2678746' date='Jan 4 ...   Jan 11 2019, 10:37 AM
bbrock   I posted this on my build thread but thought I...   Jan 14 2019, 10:02 AM


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