Holley 122-105 Carburetor Standard Main Jet Paint Kits 5-9 PSI Adjustable Bypass Billet

5-9 PSI Adjustable Bypass Billet Fuel Pressure Regulator with Idle Bleed and 3/8 NTP Ports

Key Features: Fitment: Compatible with 1988-1998 Chevrolet C1500

-- Plastic triangle scraper*1

this actuator allows users to replace their old or malfunctioning part without professional help

Replaces OEM part numbers including 5143313AF

Holley 122-105 Carburetor Standard Main Jet Paint Kits 5-9 PSI Adjustable Bypass BilletThese Metering Orifices Control Fuel Flow Into The Metering System. They Are Rated In Flow Capacity ''Cubic Centimeters Per Minute'' And Are Changeable For Tuning Purposes. The Shape Of The Entry, Exit, And Size Determines Flow. All Holley Main Jets Are Flow Tested And Then Stamped With The Correct Number.