HOLLEY HP 80514 1000 cfm

HOLLEY HP 80514 1000 cfm

Postby chaz1201 » Fri Oct 13, 2023 1:46 am

I have come across a Braswell HP 4150 carb with annular boosters (boosters have a .550 I.D. with 12 holes). It has a 1.59 venturi and a 1 11/16 base plate. I would like to set it up like a 1000cfm Holley # 80514.
Searching through the forums i found some calibrations. What do you guys think of the below calibration?
I am going to install a 1 3/4 base plate. Not sure if i should order throttle plates with a .090 hole or no hole.
.037 ifr
.070 iab
.026 mab
88 main jets with no PV
metering blocks are holley # 34R1535B with .031, .031, .030, .029 emulsion package. I was thinking of blocking #2 and #4 and using either .026 or .028 emulsion package in #1 and #3.
angle channels are .150. And kill bleed is .028
This will be used on a drag race only application. 400 cu. in., 7500rpm, 700hp in a 3000 lb car
Any help or input would be greatly appreciated
Charlie
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Re: HOLLEY HP 80514 1000 cfm

Postby Mhoneyc » Sat Oct 21, 2023 5:24 pm

I just setup a 80514 for a 383 sbc in a 81 malibu bracket only car. Much like you as you have suggested, ended up at 0.032 ifr, 0.026/plugged/0.026 on the emulsion package, 0.026/0.070 on the air bleeds with 86 jets and no pv. Did not check the angle channels. 1-3/4 throttle blades factory drilled hole. Runs great. Pasting time slips last race off the trailer. Based on how well mine ran, I would guess only thing to change would be fine tuning ifr and main jets.
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Re: HOLLEY HP 80514 1000 cfm

Postby Mhoneyc » Sat Oct 21, 2023 5:43 pm

Forgot probably most important thing. Also relocate the ifr to the lower position in the metering block.
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Re: HOLLEY HP 80514 1000 cfm

Postby CDN » Sun Oct 22, 2023 1:59 am

The .037 IFR seems pretty big
Maybe .035/.073 .
.033/.070 is what works for my HP1000 with annular boosters 250/260@.050 cam 475bbc but at street/ strip car
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Re: HOLLEY HP 80514 1000 cfm

Postby cat herder » Sun Oct 22, 2023 5:20 am

.037 IFR will work real good if what you're trying to do is get rid of a big stockpile of spark plugs to clear up some shelf space.
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Re: HOLLEY HP 80514 1000 cfm

Postby chaz1201 » Sun Oct 22, 2023 1:15 pm

Thank you all for your help. I will run this on the dyno in about a month and let you know how it went.
Charlie
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