1st Generation Specific (1979-1985) 1979-1985 Discussion including performance modifications and technical support sections

Fuel pump options

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Old Nov 2, 2007 | 05:13 AM
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Clearkut's Avatar
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Fuel pump options

I have been running malory comp110/140 fuel pumps for the last 30k km, I cannot stand these peices of garbage any more. each pump has lasted only 10k km, if you talk about reliability they are very reliable if you are ready to change them @ 10k km intervals, and I dont like the noise of the 140 but the 110 wasnt so bad(I can hear them over my car which is not that quiet) for the price at my local preformance shop(over $300cnd) this is rediculas, and I cant get another free one(I have bought two and received one free replacement). I have been looking into carters recently and one older guy recomended a rotary vein type pump(I think the part # is 4070), its supposed to do 72gph @ 5.75psi, (My car-Large streetport, weber IDA 48, raceingbeat streetport exhst syst, 3/8 fuel lines to and from the tank, malory bypass style regulator) is 72 gph going to be enough for this set up, I belive that when I searched this out before I got the first malory I was told that I should use somethinmg in the 90gph area, Just trying to find a pump that will out last a fuel filter in my setup, and provide sufficient volumes.
Thanks for any support/sugestions
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Old Nov 2, 2007 | 11:55 AM
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why not go with a holley red p/n HLY-12-801-1.. its a rotary vein pump...97 gph @ 7 psi and it is re-buildable... if you go through summit racing its 105.95.... i have one on my car its not too loud .. my car isnt too loud either so with the radio on and driving its really not noticable... http://store.summitracing.com/partde...5&autoview=sku
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Old Nov 2, 2007 | 06:17 PM
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The Carter will work. The Mallorys didn't because the stock fuel lines are too small and strain the pump. The Comp 140 needs a minimum of 3/8" supply and return lines.
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Old Nov 5, 2007 | 06:39 AM
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Originally Posted by Clearkut
(My car-Large streetport, weber IDA 48, raceingbeat streetport exhst syst, 3/8 fuel lines to and from the tank, malory bypass style regulator)
I put 3/8 lines in when I did thet rest of the work.
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Old Nov 5, 2007 | 06:40 AM
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Originally Posted by Clearkut
(My car-Large streetport, weber IDA 48, raceingbeat streetport exhst syst, 3/8 fuel lines to and from the tank, malory bypass style regulator)
I put 3/8 lines in when I did thet rest of the work(originally put in the mallory).

I will look into the holley, as $105 is even cheaper than the carter I was looking at, Thanks for the input.
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