4 corner idle secondary transfer slot - Don Terrill's Speed-Talk

Comments135 ; How to adjust Holley Idle Mixture Screws and Curb Idle Andy Kruse · 173K

If you are doing this adjustment on the vehicle, you should see about an18 of the idle transfer slot above the throttle butterfly plates If you don't

slot join You can do some research on this You can't really learn about carb tuning from a post The transfer slot is there to enrich the mixture as you

back to the 70s slot This leaves the fuel to be adjusted by the primaries and the transfer slots The transfer slot should be a small square as mentioned If it is