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Old 07-11-2021, 03:15 PM
Rich D Rich D is offline
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Default holley 850

holley 850 double pumper model 4781. it currently has 78 and 84 jets, with jet extensions. power valve was removed. I have the choke parts that were removed. This was on my car for about 85 miles. 225.00 plus shipping
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  #2  
Old 07-11-2021, 06:10 PM
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Tom Vaught Tom Vaught is offline
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What is the list # on the choke airhorn?

Example #4781-8

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Old 07-11-2021, 07:07 PM
Rich D Rich D is offline
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Default holley

4781-6

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Old 07-11-2021, 09:46 PM
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What has been done as far as modifications go?

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  #5  
Old 07-12-2021, 09:13 AM
Rich D Rich D is offline
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Default holley

The only changes were listed, rear power valve removed, jet size changed and rear jet extensions. The choke assembly was removed but I have that and goes with the carb.

  #6  
Old 07-13-2021, 10:08 AM
Rich D Rich D is offline
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Default holley

SOLD, THANKS

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