Secondary transfer slot idle setting

holley transfer slot adjustment   Dan trex slot

I have researched this to death, but can't find a good explanation for this adjustment There are a lot of people who insist the primary

Carburetor Transfer Slots Other carbs have notches milled into the throttle blades right at the transfer slot Some carbs have an adjustable bolt you can screw in or out

can i use pcie 4.0 in 5.0 slot When I had the carb mounted with this setup it seemed to run way nicer at idle After setting the transfer slots both primary and secondary to  Here is what I did: I drained the float bowls, pulled the carbs and set up the throttle blades on all the venturis so that the transfer slot was