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ae86drift
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icon4.gif  URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 08:04 Go to next message
have read on google, club 4ag, billzilla's site, and searched in here but to no avail...

so heres the story to give you all a little background:

friday night: went to BEL Performance and replaced the fuel filter and the starter motor. at the same time some nice custom grounding leads for the engine. after a few 'primes' to 'ignition' to get the fuel into the new filter she starts (and what a start so so much better)

so i leave and test drive to the city, seems all good. give a squirt, response and power seems awesome with the new grounding leads! so off home i go, cruising in 4th doing 80kms.

THEN the car sputters (like its out of fuel) and no pedal response and then dead.. coast to a stop, hazards on and try to start. she cranks but doesn't turn over. call ben @ BEL (2am, what a guy..) who guides me though a diagnosis. we then think the tank is dry. i go and get fuel (by way of nice passer by) and top it up (3 jerry cans and 15L of premium...)

put that in the tank and fire it up, cranks but doesnt turn over. still no luck. prime the engine, no pump whine and click, check the injectors, not getting a "whine" when ign is switched on. so we think pump is fucked. OK. so i organise a towie ... 4 hrs later one shows up.....

so saturday i check the pump with a test light, pump is getting power so no love for the fucked pump. saturday night i drop the tank pull the pump with help of justinfox. ghetto style with phone books and a jack, ahah. but shes out.


now the questions.

i have a ae86 EFI tank and an ae86 EFI pump. having the rare bits already (being the bracket and the tank) will the ae86 pump be the only option to fit into it or is the bracket setup to easily fit a universal type pump which can be found easily at repco, auto-1 or other "parts" shop.

what other pumps (if any) will straight fit onto a ae86 efi bracket into an ae86 efi tank WITHOUT modification? and where can one purchase such pump urgently

[Updated on: Sun, 20 June 2004 08:27]

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EVOSTi
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 08:46 Go to previous messageGo to next message
maybe not what you want to here but i would modify it to suite a different type of pump, one which is more readily available so when it dies again later it will be cheap and easy to replace. shouldnt be vray hard to modify the bracket to suite.
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ae86drift
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 08:47 Go to previous messageGo to next message
when you say modify, how so? and 2ndly what other pump would fit?
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EVOSTi
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 08:51 Go to previous messageGo to next message
by modify, all you really need to do is get another pump to sit on the bracket, you could just use cable ties Rolling Eyes then with the wires just put new connectors on if needed. i dont know what pump is appropriate since i always like to use external pumps. maybe a V6 commodore pump?

just a thought, what are the pumps in the SX corolla's like? wouldnt they be very similar to what you want?
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ae86drift
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 08:55 Go to previous messageGo to next message
okay good point.
lets see if theres an easy 'slot-in' replacement before we go doing that.

zip ties would work, about 80 of em to be sure. Very Happy

the only thing that matters if the height of the fuel filter pickup inside the tank right?
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EVOSTi
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 08:59 Go to previous messageGo to next message
yeah i should think so, and ofcourse must flow as much as or more than the original pump.
id go to auto pro/auto one/repco etc and get them to bring out an SX rolla pump and compare, then if you cant get one that fits id look into a commo pump.
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ae86drift
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 09:19 Go to previous messageGo to next message
want to see if anyone has the answer to my first question before i go modify-ing anything
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ae86drift
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 10:25 Go to previous messageGo to next message
come-on you 4age experts..
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FKN16V
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 10:50 Go to previous messageGo to next message
I hate giving good people bad news.

I believe the aw11 pump was similar, but once again slight modification needed to ensure correct fittment.

I think you'll struggle to get a different pump (other then an original) to be a straight fit.

As EVOSTi has suggested, find a pump similar in size and work from there, im sure there will a few pump similar in size, its only a 4cyl.

Cheers

Steve
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IRA11Y
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 11:00 Go to previous messageGo to next message
many options.... AE82, AE92 intank will work, you may need to lengthen the rubber hose on the inside of the bracket to the pump but they will both work well, AW11 mr2 will also work, for a bigger pump try an MX83 or a late Crown pump, they "should" fit through the tank opening and again all you should need to do is lenghten or shorten the rubber hose.. and/or drill out the rivet for the earth and make a longer earth line. you should eb able to use the earth of those two pumps and just re-rivet into the brackets existing hole after drilling the old earth out.
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ae86drift
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 11:07 Go to previous messageGo to next message
*sigh*

this sucks

would the ae82 pump fit with small amount of modification to hoses and bracket??
where does the fuel collector fit on the ae82 pump? on the bottom under or the side?
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ae86drift
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 11:28 Go to previous messageGo to next message
IRA11Y wrote on Sun, 20 June 2004 21:00

many options.... AE82, AE92 intank will work, you may need to lengthen the rubber hose on the inside of the bracket to the pump but they will both work well, AW11 mr2 will also work, for a bigger pump try an MX83 or a late Crown pump, they "should" fit through the tank opening and again all you should need to do is lenghten or shorten the rubber hose.. and/or drill out the rivet for the earth and make a longer earth line. you should eb able to use the earth of those two pumps and just re-rivet into the brackets existing hole after drilling the old earth out.


first point.
your a legend Very Happy

second point.
the rubber hose shorten/lengthen is a no brainer. thats easy enough. earls hose will be good enough?

im not looking for bigger pump at this stage. when i want bigger ill get a walbro 255 pump from usa. so an ae82 will do for now. Smile

with an ae82 pump (which i can get fairly easily) ill need to lengthen the hose (because the unit is more 'squat' than the ae86 one?) and lengthen the ground cables to reach? will the ae82 cables be long enough to reach the top of the bracket? they are riveted on? not screwed? if they are not included what sort of wire do i need to buy for the job?

also is there anything else i need to do? same engine so the flow rates will match correct?

it is safe to drill the rivet out when the fuel bracket has "dried" the fuel over 2 days right? not going to exploder anything by doing so? Wink
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Simon-AE86
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 11:38 Go to previous messageGo to next message
jeezus garth!

Do you ask the forums how to have sex with a girl also or do you get out there and try it and see what works best?

same with cars! use ur head Razz (the main one this time)
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ae86drift
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 11:52 Go to previous messageGo to next message
Simon-AE86 wrote on Sun, 20 June 2004 21:38

jeezus garth!

Do you ask the forums how to have sex with a girl also or do you get out there and try it and see what works best?

same with cars! use ur head Razz (the main one this time)


i just like to do things the right way man. safe not sorry. Smile
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IRA11Y
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 12:33 Go to previous messageGo to next message
Quote:

first point.
your a legend



I know.. but i try to not let it go to my head Very Happy

Quote:

second point.
the rubber hose shorten/lengthen is a no brainer. thats easy enough. earls hose will be good enough?



Any high pressure fuel hose will suffice

Quote:

with an ae82 pump (which i can get fairly easily) ill need to lengthen the hose (because the unit is more 'squat' than the ae86 one?) and lengthen the ground cables to reach?


I cant remeber 100% for sure if you do need to lengthen, its probhably a direct swap.. been a while since i played round with standard setups.

Quote:

will the ae82 cables be long enough to reach the top of the bracket? they are riveted on? not screwed? if they are not included what sort of wire do i need to buy for the job?



should be long enough, yes rivited, and best to re-rivet, you can make one out of any good quality wire as long as you make nice clean joints to the oring connectors and i usually tend to heatshrink a good distance of each end as well

flow rates are all the same .. even the bigger pumps will be fine, the fuel regulator on the the rail will make sure the delivery pressure is correct.


Quote:

it is safe to drill the rivet out when the fuel bracket has "dried" the fuel over 2 days right? not going to exploder anything by doing so?


should be.. i usually start drilling 5 mins after its out of the tank.

[Updated on: Sun, 20 June 2004 12:35]

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IRA11Y
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 12:38 Go to previous messageGo to next message
Quote:

where does the fuel collector fit on the ae82 pump? on the bottom under or the side?


on the bottom
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ae86drift
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 13:22 Go to previous messageGo to next message
champion.

top work.

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justcallmefrank
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 13:49 Go to previous messageGo to next message
ae86drift wrote on Sun, 20 June 2004 19:28

im not looking for bigger pump at this stage. when i want bigger ill get a walbro 255 pump from usa. so an ae82 will do for now. Smile


Please tell me this isn't the one Pete has, it's almost loud enough to drown out his 1UZ! Surely the Bosch ones are quieter!
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ae86drift
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 13:53 Go to previous messageGo to next message
loud is good

hah you havent been in my car have you? Very Happy

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AE86slut
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 13:57 Go to previous messageGo to next message
Garth, you may have to do something like this with the pump....

http://img78.photobucket.com/albums/v298/AE86slut/ fuelpump2.jpg
http://img78.photobucket.com/albums/v298/AE86slut/ fuelpump1.jpg
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justcallmefrank
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 14:04 Go to previous messageGo to next message
Loud is fine dude, but a fuel pump whine sounds shit, and when you're drowing out the sound of a cool engine/exhaust, its a crying shame!
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ae86drift
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 16:15 Go to previous messageGo to next message
so!

tonight ae86slut, the fine hachi driver that he is, *gave* me his ae82 twincam pump

so i took it home and compared it to mine. 99% identical!
only differences are in the filter and the base grommet (which are interchangeable!!).

and of course (as you do) i took pics!
see below

http://www.digitalfunk.net/Garth/ae86/fuelpump/4.jpg

http://www.digitalfunk.net/Garth/ae86/fuelpump/1.jpg

http://www.digitalfunk.net/Garth/ae86/fuelpump/2.jpg

http://www.digitalfunk.net/Garth/ae86/fuelpump/5.jpg

http://www.digitalfunk.net/Garth/ae86/fuelpump/3.jpg

the grommets arent shown in the picture. but each different grommet fits either pump. so use the grommet to fit the bracket, not the grommet to fit the pump. also the filters are also interchangeable too!

this basically means i have fuck all work to do. makes me happy. the pump body is identical wth the terminals and 'nozzle' and height is also the same.

so tomorrow i should be back on the road!! YES!
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IRA11Y
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Sun, 20 June 2004 21:36 Go to previous messageGo to next message
AE92 pumps have the same filter as the sprinter
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AE86slut
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Mon, 21 June 2004 02:23 Go to previous messageGo to next message
IRA11Y wrote on Mon, 21 June 2004 07:36

AE92 pumps have the same filter as the sprinter


You mean "Sprinter" as in JDM EFI AE86 right?

The AE92 pump that I put in my Sprinter is a bit different to the one's shown above. The inlet is in the middle of the end of the pump as opposed to towards the edge as seen above and the filter is a lot thinner and tapers to flat at the end as seen in my pics above.

Anyways, glad to be of assistance Garth!

Cheers,

Jeremy.
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IRA11Y
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Mon, 21 June 2004 05:11 Go to previous messageGo to next message
yes the filter tapers, as you say, as opposed to the picks shown, ive never seen an ae86 filter like that one before, usually they taper like the ae92, but all the pickup points are ususally the same spot, sorta on the outer edge.. and as far as im aware almost all the filters are interchangeable, personally i would have left the bigger filter on than changing the ae86 one over but hey thats just me Smile
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EVOSTi
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Mon, 21 June 2004 10:40 Go to previous messageGo to next message
man those hands have never seen a days work hahaha Laughing
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ae86drift
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Tue, 22 June 2004 14:38 Go to previous messageGo to next message
EVOSTi wrote on Mon, 21 June 2004 20:40

man those hands have never seen a days work hahaha Laughing


thats coz they are my womans hands dimwit Laughing
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ae86drift
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Tue, 22 June 2004 14:41 Go to previous messageGo to next message
IRA11Y wrote on Mon, 21 June 2004 15:11

yes the filter tapers, as you say, as opposed to the picks shown, ive never seen an ae86 filter like that one before, usually they taper like the ae92, but all the pickup points are ususally the same spot, sorta on the outer edge.. and as far as im aware almost all the filters are interchangeable, personally i would have left the bigger filter on than changing the ae86 one over but hey thats just me Smile


1. its because its a JDM efi filter for a JDM EFI tank. i spose
2. i would have put the bigger one on but the fabric 'filter' material on the JDM one was finer smaller holes so it would filter better. so i left it. its not always bigger = better.
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Tue, 22 June 2004 14:48 Go to previous messageGo to next message
one point in the walbros favour is that they are bloody small... and the 190 and 255L/hr ones are exactly the same external size... make it very easy to swap...

i have one of each if you wanna measure..... for later....

CYa, Stewart
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EVOSTi
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Re: URGENT : AE86 4A-GE EFI Fuel Pump Replacement Options? Wed, 23 June 2004 11:53 Go to previous message
ae86drift wrote on Wed, 23 June 2004 00:38

EVOSTi wrote on Mon, 21 June 2004 20:40

man those hands have never seen a days work hahaha Laughing


thats coz they are my womans hands dimwit Laughing


its ok mate you can be honest Laughing
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