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Holley is the legendary American carburetor and fuel-injection brand — over 100 years of induction history. From the iconic 4150 four-barrel to today's Sniper EFI conversions, Holley remains the choice for muscle car restorations, Pro Mod, and gasser builds.
Achieving the perfect air-fuel ratio starts with stable fuel pressure. The Holley 12-704 Fuel Pressure Regulator is designed to provide precise control for high-performance engines. With an adjustable range of 4-1/2 to 9 psi, this regulator ensures your carburetor receives the exact pressure needed to prevent flooding or lean conditions. Compatible with E85, gas, and methanol, it is the ultimate choice for versatile fuel system tuning.
This regulator is built to handle the rigors of racing and high-performance street driving. The polished aluminum finish provides excellent heat dissipation and corrosion resistance, ensuring a long service life. By maintaining a steady fuel supply, you can maximize your engine's efficiency and power output across the entire RPM range. Whether you are running a naturally aspirated setup or a boosted application, this regulator provides the tuning flexibility required for professional-grade results. Find the best fuel management solutions for your build at GGCRACING.
Other popular Holley products customers consider together:
Holley is the legendary American carburetor and fuel-injection brand — over 100 years of induction history. From the iconic 4150 four-barrel to today's Sniper EFI conversions, Holley remains the choice for muscle car restorations, Pro Mod, and gasser builds.
Achieving the perfect air-fuel ratio starts with stable fuel pressure. The Holley 12-704 Fuel Pressure Regulator is designed to provide precise control for high-performance engines. With an adjustable range of 4-1/2 to 9 psi, this regulator ensures your carburetor receives the exact pressure needed to prevent flooding or lean conditions. Compatible with E85, gas, and methanol, it is the ultimate choice for versatile fuel system tuning.
This regulator is built to handle the rigors of racing and high-performance street driving. The polished aluminum finish provides excellent heat dissipation and corrosion resistance, ensuring a long service life. By maintaining a steady fuel supply, you can maximize your engine's efficiency and power output across the entire RPM range. Whether you are running a naturally aspirated setup or a boosted application, this regulator provides the tuning flexibility required for professional-grade results. Find the best fuel management solutions for your build at GGCRACING.
Other popular Holley products customers consider together:
