Perfect Fit for Holly - Edelbrock Carburetors: Compatible with Holley carburetors and Edelbrock carburetors; reference part number 12-804 ensures a precise match to OE specifications (verify your OE number before ordering for optimal compatibility)
Durable Zinc Alloy Construction: Made of premium zinc alloy material, offering exceptional rustproof, wearproof, and colorfast properties for long-lasting durability in harsh conditions
Effective Fuel Pressure Regulation: Regulates fuel pressure from 1-4PSI with a 7/32 inch restriction to prevent overloading valve needles and pressure, avoiding overflows and drivability issues; adjustable based on your carburetor and vehicle application
Complete Kit with Essential Accessories: Includes a fuel pressure regulator and a fuel gauge, featuring a 3/8in NPT port design (1 inlet, 2 outlets) for versatile installation and accurate monitoring
User-Friendly Installation and Performance: Easy to install and use, designed to meet original specifications for hassle-free operation; ensures reliable fuel control without complex adjustments