Holley 4 barrel idle adjustment

adjustment screw With the later carbs, the reverse idle works on two circuits, the curb idle and transfer slot Both circuits are adjusted

Holley 4 barrel idle adjustment One technique that may help minimize the transfer slot exposure is to increase the opening of the secondary throttle blades by adjusting the

adjustment screw With the later carbs, the reverse idle works on two circuits, the curb idle and transfer slot Both circuits are adjusted

where’s the gold slot The best way to go about it is to take the carb off, turn it upside down, and eyeball the amount the slot is exposed with the throttle

just a quick overview of how to adjust a holley and what to know happy to answer any tuning

holley transfer slot adjustment The idle screw should be set to where 18″ of the carburetor's transfer slot Holley If your aftermarket carburetor of choice is either

Most gasoline carburetors will have the throttle plates adjusted with a small length of the idle transfer fuel slot