Maintain precise fuel pressure between 1-4 PSI for optimal carburettor performance with the Holley Red Regulator. Compact at just 9.9 cm in length and width, it integrates seamlessly into your fuel system. Discover how this regulator enhances your engine’s efficiency and reliability in the full description.

Ensure precise fuel pressure control with the Holley Carburettor By-Pass Style Fuel Pressure Regulator, designed to maintain optimal engine performance. Compact at 8.9 cm in length and width, it fits efficiently within your fuel system setup. Discover how this 0.41 kg regulator enhances fuel delivery stability for superior engine response.

Maintain precise fuel pressure between 4.5 and 9 PSI to optimize engine performance and fuel efficiency. This Holley regulator features dual 3/8 NPT outlets for versatile fuel system integration, all within a compact 9.1 cm x 9.1 cm profile. Discover how this regulator ensures stable fuel delivery under varying conditions.

Ensure precise fuel pressure control between 4.5 and 9 PSI to optimize carburetor performance and engine efficiency. This Holley billet fuel regulator measures a compact 9.7 cm square footprint, fitting easily into tight engine compartments. Discover how exact pressure regulation can enhance your fuel system reliability.