Originally Posted By greenmcode
First thing holley jets out of the box are no where what the number says.. Try to get a set of pins and gauge the jets.. I run 84/86 on a stock stroke 440 with 906 heads that are cleaned up with a good valve job.. 11.97 comp. with a hyd flat tappet cam..
For instants the 86 jet is my 84.. Sounds like you are very lean.. Good luck..


Not how Holley`s work unlike BLP or maxi-jets where the number is the actual size.........two different animals..........

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