what cfm carb is this

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71scamp78

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Just wondering if anyone has any info on this carb it was on car when I got it. I would guess 750 but not sure . I took a pic of numbers on air horn
 

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Can you post the numbers so a member can help you, we can not see the numbers on the horn.
 
Here is a web page to decode holley's.


[ame]http://documents.holley.com/techlibrary_carb_numerical_listing.pdf[/ame]
 
All I am finding is this could be a Marine 715 cfm, Numbers .... 9029-- 715-- (F)75,®84 8.5 4150 Marine,

LOL marine carb huh..wonder why they used this. It works fine but it stalls just for sec when u floor it. May sale it is need a little bigger with new engine. What's it's worth
 
From the looks of it, it's not a stock Holley. I would call the phone number on the builder tag and ask them. Who knows what it is now.

And your bog could be related to pump shot, vac secondary spring, or even vac leak. But that's fodder for another thread, lol.

There's my .02. Hope it helps. Eric L
 
From the looks of it, it's not a stock Holley. I would call the phone number on the builder tag and ask them. Who knows what it is now.

And your bog could be related to pump shot, vac secondary spring, or even vac leak. But that's fodder for another thread, lol.

There's my .02. Hope it helps. Eric L

Been thinking of calling the number think I will tomorrow
 
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