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

Holley idletransfer slot adj question holley transfer slot adjustment The transfer slot adds fuel to compensate for increased throttle opening before the main metering system kicks in This prevents a stumble under bob slot There's an easy fix: adjust the secondary throttle stop screw Holley four barrels like this 750 cfm 0-3310C have a small set screw located

slot machine addict In the idle condition the transfer slots should give the appearance of a small square when viewed from underneath the base plate