Used on Holley Models 2300, 3160, 4150, 4160, 4165 and 4500. You will receive ONE to FOUR mixture screws.
Holley Steel Idle Mixture Screws With Serrated Heads & Cork Gaskets - Twin Pack.
Holley Cork Idle Mixture Screw Gaskets - Twin Pack.
Holley Cork Idle Mixture Screw Gaskets - Ten Pack.
Quick Fuel 15-2 Idle Mixture Screws Stainless Steel Holley QFT AED CCS Pair 2
Quick Fuel 15-2 Idle Mixture Screws Stainless Steel Holley QFT AED CCS 4 Pack
Holley 26-101; Holley Idle Mixture Screws, Large Head, 2pcs