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Walbro Pumps


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  • Member For: 20y 20d

Hi,

I have run a few searches on 'how to fit a Walbro in-tank fuel pump' and whilst there are lots of hits on 'yeh I'm running one they're great or nope they're a piece of junk', ...there is not much mentioned about what fuel line is used to connect the Walbro pump to the in-tank caddy.

I have attempted to use EFI fuel line (something like 8mm) and I cannot get the hose to sit correctly in the caddy without crimping. The hose is too thick. Is there a particular type of hose which is more suited to this application? Something similar to the hose Ford use with the factory setup. It’s quite ridged so it doesn’t crimp on the bends. Depending on how mechanically minded you are (and I’m not very) it’s quite a fiddley exercise.

Would very much appreciate any info ...

Regards,

Tom

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  • Member For: 19y 7m 10d
  • Location: Canberra

I bought my upgraded fuel pump from Simon (xtreme), it's modified to fit straight in! took all of half an hour to remove seats, pull out old pump, and fit new. I gave Simon my factory pump, and he sends a modified one. Very easy to install, as everything just hooks straight back up to where the factory one was.

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  • Member For: 20y 20d
I bought my upgraded fuel pump from Simon (xtreme), it's modified to fit straight in! took all of half an hour to remove seats, pull out old pump, and fit new. I gave Simon my factory pump, and he sends a modified one. Very easy to install, as everything just hooks straight back up to where the factory one was.

Great... Off the top of your head do you know if the fuel line used was standard EFI hose? - something like 8mm? (If not I'll PM Simon...)

Cheers,

Tom.

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  • Member For: 19y 9m 13d
  • Location: Perth Western Australia
yeah mate, everything was standard from memory. His modified pump (using the ford swirl pot) slotted straight in, and then the hoses connected straight back up.

So was it a Walbro, a modified Walbro or a modified stock pump?

Its a modified stock one from simon... works well.

plus if you ever had a warrenty issue I doubt ford could ever blame the pump as its the same.

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  • Member For: 20y 20d

Hi,

From my attempt at installing the Walbro pump yesterday I've have noted the following observations...

It is very difficult to get the Walbro pump to fit the Ford factory white caddy (swirl pot - whatever you want to call it) as the filter provided with the Walbro is too long to fit into the caddy when attached to the pump. This pushes the Walbro pump up and therefore it sits to high (in the caddy), which then does not compress enough to be re-installed back into the fuel tank. (The caddy is spring loaded to ensure that it sits flush on the bottom of the tank).

From what I can tell there are two primary issues with the Walbro pump install into the stock Ford caddy...

1. Fitting the appropriate EFI fuel line without the hose crimping. The EFI hose is too thick so you need to use longer lengths to ensure the hose bends are not too tight. Admittedly I didn't play around with longer hose lengths in an attempt to get this right (ran out of time)

2. Getting the Walbro fuel pump with the supplied filter adapter to fit into the caddy. From what I can see it doesn't fit without modifying the caddy (eg. shortening the metal guide rods to allow the caddy to compress further when re-installing back into the fuel tank.

Either way (as least for me :crybaby: ) this is definitely not a 30 minute job for the uninitiated.

Workaround.... I purchased a new pump and caddy which is supplied fully assembled and slots straight in. I'll be playing around with EFI hose etc. on the old caddy to see if the Walbro can be made to fit (again if you have fitted a Walbro and care to share any pearls-of-wisdom RE fuel hose length, caddy mods etc. etc. I would very much like to know...)

Thanks again for your feedback.

Regards,

Tom.

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  • Member For: 19y 7m 10d
  • Location: Canberra

Simon uses a walbro pump, made to fit the original ford swirl pot.

This is what makes the installation so easy, as all the hard work has been done, and all you need to do is remove the factory pump, and slot in the walbro/ford swirl pot one :stirthepot: heres a link to his sight, click on parts and you'll see what I mean. http://www.xtremefordtuning.com/tuning.htm

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  • Member For: 21y 4m 26d
  • Gender: Male
  • Location: Townsville

I had a walbro intank fitted a couple of weeks ago now to my blown xr8.

with the stock injectors and stock fuel pump with rising rate reg and small inline vortech pump (capa kit configuration), the car was pulling 330rwkw but with 13:1 AFR's up top.

Now with the pump fitted it is putting down the same power but with low 12:1 AFR's and the second gear actually has heaps more punch now?

Brett

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