40Pcs 10-32 for Holley Carburetor Air Bleeds, .025"-.070" Brass Bleed jets

40Pcs 10-32 for Holley Carburetor Air Bleeds, 0.025"-0.070" Brass Bleed Jets

• [ 10-Size Comprehensive Assortment ] Contains 40 pieces of standard 10-32 thread carburetor air bleeds featuring 10 distinct sizes: .025", .030", .035", .040", .045", .050", .055", .060", .065", and .070" (4 pieces per size). Provides a practical range for calibration and precise air-fuel ratio adjustments.
• [ Standard Compatibility & Fitment ] Engineered with a universal 10-32 fine thread and standard 1/4-inch length for straightforward replacement. Broadly compatible with modern Holley, Quick Fuel, Demon, AED, and Brawler carburetors. NOTE: Only fits models equipped with removable screw-in style air bleeds; does NOT fit older or base models with press-in/non-replaceable brass columns.
• [ Quality Brass Construction ] CNC-machined from quality solid brass to ensure accurate dimensions and consistent airflow calibration. The headless set-screw design delivers reliable thread engagement and heat resistance under normal operating conditions in the engine bay.
• [ Improves Engine Calibration ] Precisely machined orifices offer predictable airflow limitation for the fuel circuits. Helps technicians and hobbyists address common tuning challenges such as idling instability, off-idle hesitation, or rich fuel delivery, supporting smoother engine operation.
• [ Organized Storage Case ] All 40 pieces are separated by size within an individually compartmentalized, transparent plastic storage box. Clear internal markings allow for straightforward identification and efficient selection during tuning sessions, keeping your workspace organized.