Carburetors Carb discussion and questions. Upgrading your Third Gen's carburetor, swapping TBI to carburetor, or TPI to carburetor? Need LG4 or H.O. info? Post it here.

holly fpr issues

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Old May 27, 2013 | 04:58 PM
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blue78rs's Avatar
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From: maryland e-shore
Car: 1991 rs
Engine: 350 carb
Transmission: 700r
Axle/Gears: ??????????????
holly fpr issues

I just got my swap done, now im having issues, I have to keep the pressure down to around 2 psi or the pressure will spike and flush fuel out of the carb. Im using stock pump in tank and a mallory 3 port fpr. any suggestions that will remady this issue before the car burns up???
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Old May 27, 2013 | 04:59 PM
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From: maryland e-shore
Car: 1991 rs
Engine: 350 carb
Transmission: 700r
Axle/Gears: ??????????????
Re: holly fpr issues

correction not holly fpr but the mallory 3 port fpr.
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Old May 27, 2013 | 06:23 PM
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t-top havoc's Avatar
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From: Mid West
Car: '87 Camaro
Engine: '92 Carb'd 350
Transmission: 700r4
Axle/Gears: factory stock
Re: holly fpr issues

Part # 4309?
That's what you need--
it has a return line.

Holley carb?
Adjust the floats
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Old May 27, 2013 | 06:31 PM
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blue78rs's Avatar
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From: maryland e-shore
Car: 1991 rs
Engine: 350 carb
Transmission: 700r
Axle/Gears: ??????????????
Re: holly fpr issues

yes the 4309 and no its a edelbrock 1406

Last edited by blue78rs; May 27, 2013 at 06:40 PM. Reason: changed text
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Old May 30, 2013 | 05:35 PM
  #5  
blue78rs's Avatar
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From: maryland e-shore
Car: 1991 rs
Engine: 350 carb
Transmission: 700r
Axle/Gears: ??????????????
Re: holly fpr issues

floats full of fuel. should be up and running tomorrow.
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