The Screw in Air Bleed has a 10×32 threaded. Number Air Bleeds are Sold in pairs except for Blanks. The Blanks are singles. You can Pick your size from the drop down menu. Sizes are in thousandths. For example # 26 has a .026 size orifice. All Carburetors use Air Bleeds to allow the correct amount of air that is allowed into the idle, transition, and main circuits. Holley Brawler, 4150hp and 4500hp, and QFT carburetors use this style of threaded air bleed.
Bulk Buying Available for BLANKS Discount shown in cart. 1-25, 26-99 100+