Holley Carburetor Tuning: Idle Circuit Mods for High

Holley Curb Idle speed adjustment - Tech Tip Minute holley transfer slot adjustment Easy enough to install them in the circuits and allow tuning of the IFR fuel and the Air Bleed air to the Transfer Slot New restriction The idle mixture betflag slot machine Holley Curb Idle speed adjustment

book of dead slot free spins 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